Writing Expressions

Exponents

100

2²

4

200

7²

49

300

2³

8

400

10⁴

10,000

500

5³

125

Vocabulary

100

The parts of an expression are called ________.

terms

200

The math term for a letter is _____________.

variable

300

The number next to a variable is _________.

coefficient

400

The term without a variable is ___________.

constant

500

Identify the terms, coefficient and constant in the expression. ( 5b + m)

Terms: 5b, m

Coefficient: 5, 1

Constant: none

Numerical Expressions

100

8 plus 2

8 + 2

200

The sum of 18 and 25.

18 + 25

300

The difference of 19 and 2

19 - 2 

400

The product of 30 and 9

30(9) 

500

The quotient of 25 and 5.

25/5

Algebraic Expressions

100

14 more than a number b

14 + b

200

A number y minus 75.

y - 75

300

A number m divided by 4.

m/4

400

100 decreased by a number k.

100 - k

500

Twice a number w.

2w or 2(w)

Algebraic Expression using Exponents

100

b x b x b

b³

200

j x j x j x j x j

j⁵

300

4 x f x f

4f²

400

1.5 x u x u x u x u x u x u

1.5u⁶

500

1/2 x m x m x m 

1/2m³