Math Contest Reviewer

Simplify: (-36 ÷ 9) + (45 - 60)

• -19

• -11

• 19

• 11

Evaluate: -12 × (-8) + (-30)

• 66

• 62

• 65

• 69

Multiply: 23.5 × 4.2

• 98.7

• 98.6

• 98.9

• 99.2

Divide: 156.25 ÷ 0.25

• 625

• 615

• 635

• 645

Simplify: 7/2 - 5/8 + 1/6

• 18 1/2

• 18 1/4

• 17 1/2

• 19 1/4

Multiply and reduce: 25/30 × 18/60

• 1/4

• 1/5

• 1/6

• 1/7

18% of a number is 144. Find the number.

• 800

• 700

• 750

• 720

A shirt costs 480 pesos after a 20% discount. What was the original price?

• 600

• 580

• 590

• 620

LCM of 36, 48

• 144

• 288

• 360

• 480

GCF of 252, 378, 630

• 54

• 63

• 72

• 126