Add, Subtract, or multiply (Decimals)
Divide (Decimals & Whole Numbers)
Multiply Fractions
Divide with Fractions
Vocabulary

100

43.1 + 0.7=

What is 43.8?

100

9.6 ÷ 1.6

6

100

2/3 x 3/8

1/4, 6/24

100

7 ÷ 1/2

14

100

An unknown value in an algebraic, usually represented by a letter.

What is a variable

200

91.2 + 89.9=

What is 181.1?

200

13.2 ÷ 0.006

2200

200

1/6 x 1/8

1/48

200

÷ 1/8

16

200

Operations that undo each other (ex. + vs -, x vs /)

What is an inverse operation/inverse relationship?

300

5 x 98.2=

What is 491?

300

45 ÷ 4.5

10

300

6/7 x 1/2

3/7, 6/14

300

1/2 

÷ 1/4

2, 4/2

300

A mathematical phrase with at least one variable and operation.

What is an algebraic expression?

400

62.99 - 10.83=

What is 52.16?

400

1.26 ÷ 0.2

6.3

400

2/3 x 1/3

2/9

400

5/6 ÷ 3/8

2 2/9, 20/9, 40/18

400

This is calculated by first adding all the values in a data set, then dividing that number by the number of values. (Another word for average)

What is the mean?

500

4.4 x 6=

What is 26.4?

500

35.75 ÷ 55

0.65

500

2 1/3 x 4 1/5

9 4/5, 147/15

500

5 ÷ 5/16

16, 80/5

500

The replacement of a variable in an expression with a number.

What is substitution?

600

24.52 - 9.6=

What is 14.92?

600

330 ÷ 5.5

60

600

3 3/5 x 2 5/7

9 27/35

600

20 ÷ 5/6

24, 120/5

600

The parts of an expression that are separated by + or -.

What are terms?

700

12.5 x 163.2=

What is 2040?

700

The number that is being divided.

What is the dividend?

700

A number that divides another number without a remainder.

What is a factor?

700


4/5 ÷ 1/8

6 2/5, 32/5

700

The difference between the greatest and least numbers in a data set.

What is range?

800

121.3 + 435.7=

What is 557?

800

The number that the dividend is divided by. (The number of pieces the whole will be broken into)

What is divisor?

800

The product of a number and a whole number greater than zero.

What is a multiple?

800


7/11 ÷ 1/11

7, 77/11

800

The point (0,0) on a graph, where the x and y axes intersect.

What is the origin?