MATH GACE

Subitizing

When a child know the number of objects without actively counting.

1:1 correspondence

Matching one number name to one object while counting

Seriation

Ability to arrange objects in logical order

Cardinality

The total number of objects in a group or set

Small Group Instruction

Choice Boards with a teacher choice

Small Group Instruction

Math Stations

Addition and Subtraction Strategies

Number talks about combing items or taking items away

Addition and Subtraction Strategies

composing and decomposing numbers

Addition and Subtraction Strategies

Counting all, counting on, and converting numbers

Multiplication and Division

Visual representations such as arrays, number lines, and area models

Multiplication and Division

Repeated Addition and Skip Counting

Dependent Variable

The output value in a math problem. In the equation y = 2x, y is the _____ variable because its value depends on what you plug in for x

Independent Variable

The input value that you can choose or change freely. Its value does not rely on any other variable in the equation. Instead, it determines the output value. In the linear equation y = 2x + 1, x is the _____ variable because you plug in its value to calculate y.

Coefficient

A number multiplied by a variable in an algebraic expression.

1 mile

1760 yards

1/10 ton

200 pounds

32 ounces

2 pounds

3 gallons

24 pints

1/2 mile

2640 feet

2 gallons

256 ounces

Quadrant 1

+/+

Quadrant 2

-/+

Quadrant 3

-/-

Quadrant 4

+/-

1 centimeter

10 millimeters

1 meter

100 centimeters

1 kilometer

1000 meters

1 foot

12 inches

1 yard

3 feet

1 yard

36 inches

1 mile

5280 feet

16 ounces

1 pound

2000 pounds

1 ton

8 fl oz

1 cup

2 cups

1 pint

4 quarts

1 gallon

16 cups

1 gallon

128 fl oz

1 gallon

8 pints

1 gallon

rectangle area

lw

square area

s²

triangle area

1/2bh

parallelogram area

Bh

trapezoid area

1/2h(b1+b2)

Iterate length

Using a known unit of measurement, such as a paperclip or a block, to measure the length of an object