Trimester 1 Review 2024

Decimals

100

3 + 4 = 4 + 3

Commutative Property of Addition

200

5 + 0 = 5

Identity Property of Addition or

Addition Property of Zero

300

7(x + 2) = 7x + 14

Distributive Property

400

(4+6)+8 = 4+(6+8)

ASsociative Property of Addition

500

ab = ba

Commutative Property of Multiplication

GCF and LCM

100

the sum of x and 2

x+2 or 2+x

200

9 more than the quotient of w and 4

w/4+9

300

6 less than the product of y and 8

8y-6

400

5 more than the difference of m and 3

m - 3 + 5 or 5 + (m-3)

500

double the sum of 5 and x

2(5+x)

Powers

100

3a - b²  when a = 8 and b = 3

15

200

6x - 4y/2  when x = 5 and y = 3

24

300

4b³ + c - 8  when b = 2 and c = 9

33

400

x/6  when  x = 87

14.5 

500

y/18 + 3z  when  y = 54 and z = 14

45

Writing Expressions

100

Simplify:

3(x+2)

3x + 6

200

Simplify:

2m + 8 + 3m

5m + 8 or 8 + 5m

300

Simplify:

5(6h)

30h

400

Simplify:

10(x + 7) - 25

10x + 45

500

Simplify:

9y + 5(y - 7)

14y - 35

Simplifying Expressions

100

Factor - 

25 + 40

5(5 + 8)

200

What are the coefficients in - 

5x + y - 9

5, 1

300

Factor - 

15 + 21m

3(5 + 7m)

400

What are the terms, variables, coefficients and constants in 4a² - b - 7

terms: 4a², -b, -7

variables: a, b

coefficients: 4, -1

constants: -7 

500

The expression 26a + 12c represents the cost for a, adults and c, children to go to the science museum.  What would the cost be for 7 adults and 9 children?

$290