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RIT Above 260:

• Solves complex problems comparing the areas of circles

• Solves problems involving rate conversions (e.g., mi/hr to ft/sec)
• Solves problems involving rates
SIGNS AND SYMBOLS:
• sq in. Square inch


RIT 251-260:

• Solves complex real-world problems involving capacity

• Determines the diameter or radius when given the area of a circle (or vice versa)

• Determines the length of the side of a square, given the area
• Determines the area of a parallelogram or trapezoid, without the formula
• Determines the area, height, or one of the sides of a parallelogram or trapezoid, without the
formula
• Solves problems comparing area to perimeter (analysis)
• Solves problems involving complex figures (e.g., triangle, parallelogram)
• Solves complex problems involving inscribed figures
• Solves problems using volume to calculate the length of a side or area of a face of a cube
• Determines the volume of a cylinder
• Solves problems determining an unknown dimension when given the volume

• Solves real-world problems comparing volumes of figures

• Solves problems involving rate conversions (e.g., mi/hr to ft/sec)

• Uses dimensional analysis for unit conversions (time)

• Uses fractional units appropriately as they relate to precision
VOCABULARY:
Cross-section area

Right cylinder
RIT 241-250:

• Solves problems involving the perimeter of squares, rectangles, or triangles (analysis)
• Solves perimeter problems comparing width and length
• Determines the circumference when given the area of a circle (or vice versa)
• Determines the diameter or radius when given the area of a circle (or vice versa)

• Determines the circumference when given the diameter or radius (or vice versa)

• Determines the area of a triangle, without the formula
• Determines the area of a parallelogram or trapezoid, without the formula
• Determines the area of irregular shapes
• Solves problems involving irregular shapes
• Solves problems comparing areas of different polygons
• Solves problems involving area and converts to larger or smaller units
• Solves complex problems involving inscribed figures
• Describes the change in area when dimensions of an object are altered
• Solves problems using volume to calculate the length of a side or area of a face of a cube
• Determines the effects of changing dimensions on volume

• Solves problems involving area of a circle

• Solves problems involving length in the metric system and converts to larger or smaller units
• Solves problems involving weight in the customary system and converts to larger or smaller units
• Converts from Celsius to Fahrenheit, given conversion ratios
• Uses dimensional analysis for unit conversions (area)

• Solves problems involving capacity in the metric system and converts to larger or smaller units

• Solves problems involving rate conversions (e.g., mi/hr to ft/sec)

• Uses dimensional analysis for unit conversions (time)

• Uses significant digits appropriately as they relate to precision
• Uses an indirect method to measure the height of an inaccessible object
VOCABULARY:
Circular

Feet per second

Inscribe

Linear foot

Quadrupled

Rectangular area

Semicircle

Square kilometer

Square yard
SIGNS AND SYMBOLS:
≈ Approximately equal to

A Area

b Base,

Cubic centimeter/centimeter

L Liter/litre

Square centimeter/centimeter

Square meter/metre

Δ Triangle

RIT 231-240:

• Measures length to the nearest millimeter

• Solves problems involving the perimeter of irregular or complex shapes
• Solves perimeter problems comparing width and length
• Describes the change in perimeter when dimensions of an object are altered
• Determines the circumference when given the area of a circle (or vice versa)

• Determines the circumference

• Determines the area of a square or rectangle
• Determines the length of a side of a rectangle, given the area
• Understands the procedure for finding the area and surface area of figures
• Solves simple problems involving the area of a square or rectangle
• Solves problems involving the area of a triangle
• Solves problems comparing areas of different polygons
• Describes the change in area when dimensions of an object are altered
• Calculates the volume of rectangular solids
• Solves problems using volume to calculate the length of a side or area of a face of a rectangular solid
• Solves problems involving volume
• Knows the relationship between radius, diameter, circumference, and area

• Uses the appropriate unit of measure for volume

• Converts between feet, yards, and miles
• Converts between millimeters, centimeters, meters, and kilometers
• Computes basic subtraction and multiplication with units of length
• Solves problems involving length in the customary system and converts to larger or smaller units
• Solves problems involving length in the metric system and converts to larger or smaller units
• Estimates difficult conversions involving length between the customary and metric system
• Converts between the customary and metric system given conversion ratios (2-step, length)
• Converts between grams and kilograms
• Solves problems involving weight in the customary system and converts to larger or smaller units
• Converts from Celsius to Fahrenheit, given conversion ratios
• Converts within the metric system
• Computes basic operations with units of capacity

• Solves problems involving capacity in the customary system and converts to larger or smaller units

• Solves complex problems involving miles per gallon
• Solves problems comparing unit prices
• Explores maps and relates them to measurements of real distances, using proportional reasoning

• Determines an appropriate scale for representing an object in a scale drawing

• Uses dimensional analysis for unit conversions (length)

• Uses basic indirect methods to estimate measurements
VOCABULARY:
• Minus

Tripled
SIGNS AND SYMBOLS:
( ) Order of operations

C Circumference

d Diameter

> Greater than

≥ Greater than or equal to

< Less than

≤ Less than or equal to

- Negative number

/ Per

r Radius

Right angle marker

RIT 221-230:• Knows the approximate size of a meter
• Measures length to the nearest millimeter
• Uses the appropriate unit of measure for length
• Determines the diameter, given radius, and vice versa & the area of a square or rectangle & the length of a side of a rectangle, given the area
• Describes the change in area when 1 dimension of an object is altered
• Calculates the volume of rectangular solids
• Defines pi and knows common estimates (3.14 and 22/7)
• Uses the appropriate unit of measure for area and for volume
• Relates years, decades, centuries, and millenniums
• Computes basic addition, subtraction, and multiplication with units of length
• Computes 2-step conversions between units of time
• Computes basic operations with units of time and with units of weight/mass
• Converts between inches, feet, and yards & between feet, yards, and miles & between millimeters, centimeters, meters, and kilometers
• Converts between ounces and pounds & between ounces, pounds, and tons & between cups, pints, quarts, and gallons
• Converts within the metric system
• Solves difficult problems involving elapsed time, with the conversion of hours & problems involving perimeter and converts to larger or smaller units
• Solves problems involving the perimeter of squares, rectangles, or triangles & involving the perimeter of irregular or complex shapes
• Solves simple problems involving the area of a square or rectangle & complex problems comparing area to perimeter
• Solves problems involving volume & involving length in the customary system and converts to larger or smaller units
• Solves problems involving capacity in the customary system and converts to larger or smaller units
• Solves complex problems involving miles per gallon and complex problems involving miles/kilometers per hour
• Apply dimensional analysis to simple real-world problems (length) (time)
VOCABULARY: • Cord, Cubic feet, Cubic inch, Cubic meter, Cubic millimeter, Cubic yard, Equilateral, Pi, Rectangular shape
SIGNS AND SYMBOLS: • dm Decimeter/decimeter, h Height, km Kilometer/kilometer, l Length, Line symbol, mL <illiliter/milliliter,
× Multiplication, π Pi,, Segment overbar, V Volume, w Width

RIT 211-220:• Measures length to the nearest half inch, to the nearest quarter of an inch, and to the nearest eighth of an inch
• Knows the approximate size of a millimeter, a kilometer, an ounce, and a gallon
• Reads Celsius and Fahrenheit thermometers to 0.1 degrees
• Describes the change in area when 1 dimension of an object is altered
• Computes basic addition with units of length & basic operations with units of time
• Relates years, decades, centuries, and millenniums
• Converts between inches and feet, between inches, feet, and yards, between feet, yards, and miles, and between cups, pints, quarts, and gallons
• Converts between the customary and metric system given conversion ratios (1-step, length)
• Estimates conversions between customary and metric system
• Solves simple problems involving capacity, measurement of length, measurement of weight, miles per gallon
• Solves difficult problems involving elapsed time, with the conversion of hours & simple problems comparing area and perimeter
• Solves problems involving the perimeter of squares, rectangles, or triangles
• Determines the diameter, given radius, and vice versa & unit price & an appropriate scale for representing a distance on a map
• Apply dimensional analysis to simple real-world problems (length) (time) (weight/mass) (capacity)
• Selects and uses the appropriate type and size of unit in metric system (length, height and mass) & protractors for measuring angles
• Selects and uses the appropriate units depending on degree of accuracy required to solve problems
VOCABULARY: • Centimeters per inch, Century, Micrometer, Protractor
SIGNS AND SYMBOLS: • + Addition, fl oz Fluid ounce, lb Pound, Measurement span down, Measurement span left,
measurement span right, measurement span up, oz Ounce, sec Second, − Subtraction


RIT 201-210:• Measures length to the nearest centimeter
• Selects and uses the appropriate type and size of unit in metric system (length and height) & balances for measuring weight or mass
• Knows the approximate size of a centimeter, a yard, a gram, and a pound & common referents (boiling or freezing point, room temperature)
• Identifies situations where it is appropriate to calculate area
• Describes the change in area when 1 dimension of an object is altered
• Estimates simple conversions involving length between the customary and metric system
• Computes simple conversions among units of time (hours, days) & more difficult conversions among units of time
• Converts between inches and feet & between milligrams and grams & between cups and pints & between cups, pints, and quarts
• Solves problems using a calendar & simple problems involving elapsed time, with the conversion of hours & problems involving measurement of time
• Solves simple problems comparing area and perimeter & simple problems involving measurement of length
• Solves simple problems involving miles per gallon & simple problems involving miles/kilometers per hour
• Determines unit price
• Apply dimensional analysis to simple real-world problems (time)
• Uses basic indirect methods to estimate measurements (grids for area of irregular figures)
VOCABULARY: • Circumference, Decameter, Decimeter, Hectometer, Kilogram, Larger, Miles per gallon, Milligram, Milliliter, Wide
SIGNS AND SYMBOLS: • ¢ Cent sign, ' Feet, in. inch, " inches, m Meter/metre, min Minute, mm Millimeter/millimeter,
mpg Miles per gallon, Variable


RIT 191-200:• Measures length with non-standard units
• Uses balance scale to measure weight of an unknown object
• Knows the approximate size of a foot, a mile, an ounce, and a pint
• Identifies the correct time, given the words, and vice versa
• Orders years
• Tells time to the nearest quarter hour & to the nearest 1 minute
• Determines elapsed clock time & elapsed time involving whole hours, whole days, whole years
• Reads Celsius thermometers to the nearest degree
• Selects and uses the appropriate type and size of unit in customary system (length, height, weight, capacity) (time)
• Computes simple conversions among units of time (minutes, hours) (hours, days)
• Converts between cups and pints and between cups, pints, and quarts
• Solves simple problems involving elapsed time, with the conversion of hours & involving the perimeter of squares, rectangles, or triangles
• Solves problems involving measurement of temperature & simple problems involving miles/kilometers per hour
• Explores maps and relates them to measurements of real distances, using the scale
VOCABULARY: • Approximate, Celsius, Decade, Latest, Miles per hour, Rate, Rise, Scale
SIGNS AND SYMBOLS: • $ Dollar sign, hr Hour, kg Kilogram, mph Miles per hour, ° ºC, yd Yard


RIT 181-190:• Knows the approximate length of familiar objects & the approximate size of an inch
• Measures length with non-standard units & with customary measures to the half inch mark
• Identifies the appropriate instrument used to measure length & the correct time, given the words, and vice versa• Interprets a calendar
• Tells time to the nearest 5 minutes
• Determines more capacity or less capacity
• Determines elapsed clock time & elapsed time under 1 hour or to the hour & elapsed time involving whole hours, whole days, whole years
• Reads Fahrenheit thermometers to the nearest degree
• Selects and uses the appropriate type and size of unit in customary system (length, height, weight, capacity) (time)
• Compares objects (larger, smaller)
• Computes simple conversions among units of time (days, weeks)
VOCABULARY: • Clock, Cup, Estimation, Foot, Gallon, Half past, Kilometer, Liter, Measurement, Meter, Millimeter, Noon,
O'clock, Pint, Quarter past, Quarter to, Rod, Ruler, Smallest, Tablespoon, Teaspoon, Ton, Yard
SIGNS AND SYMBOLS: • gal Gallon, pt Pint, qt Quart, tsp Teaspoon

RIT 171-180:
• Estimates and measures length of an object to the nearest centimeter using a picture of a ruler
• Measures length with customary measures to the inch mark
• Knows the approximate weight of familiar objects
• Orders periods of time (months of the year, seasons)
• Tells time to the nearest hour, to the nearest half hour, to the nearest 5 minutes
• Reads Fahrenheit thermometers to the nearest degree
• Computes simple conversions among units of time (minutes in an hour, half hour, quarter hour)
VOCABULARY: • Gram, Line segment, Metric, Morning, Ounce, Pound, Quart, Quarter, Thermometer
SIGNS AND SYMBOLS: • a.m., g Gram, = Is equal to, ° ºF, p.m.


RIT 161-170:• Compares objects (shorter, longer)
• Estimates and measures length of an object to the nearest inch using a picture of a ruler
• Measures length with metric measures to the centimeter mark and with customary measures to the inch mark• Orders periods of time (days of the week)
• Reads a calendar
• Tells time to the nearest hour and nearest half hour
VOCABULARY: • Centimeter, Feet, Inch, Longest, Minute, Shortest, Tall
SIGNS AND SYMBOLS: • cm Centimeter/centimeter, ft Feet, • Point


RIT Below 161:• Compares objects (wider, narrower) (taller, shorter)• Identifies time of day (e.g., morning, afternoon)
VOCABULARY: • Tallest
SIGNS AND SYMBOLS: • : Used with time