Mathematical Expressions Quiz

An expression is given.

[ [34 - (7 x 2)] + 5 The brackets indicate that:

• The brackets indicate that 34-7 should be solved first.

• The brackets indicate that 34-7 x 2 should be solved before adding 5

• The brackets indicate that 34-7 x 2 should be solved after adding 5

• The brackets indicate that 14 + 5 should be solved last

The expression below has a value of 12.

3 [(2+6)____(3-1)] What is the missing symbol?

• +

• -

• x

• ÷

What is the second step in evaluating the expression below?

12 + [6 - 4 ÷ (5 - 3)]

• Divide 4 by 2.

• Subtract 3 from 5.

• Add 12 and 4.

• Subtract 2 from 4.

Isa buys 3 packages of 12 pens at a cost of $1.89 per package. Then, she buys 2 special pens that cost $3.19 each. Which number sentence can be used to find how much Isa spends on pens?

• (3 × 12) × 2 = 72

• (3 × 1.89) + (2 × 3.19) = 12.05

• (12 × 1.89) + (2 × 3.19) = 29.06

• (3 × 12) + 2 = 38

What is the value of the expression below?

(19 + 4) - (3 × 6)

• 25

• 18

• 13

• 5

Sarah bought water bottles at a store.

- She bought 5 water bottles

- Each water bottle cost $18.69.

- Sarah used a coupon for $9.50 off the total cost of the water bottles.

The total cost in dollars that Sarah paid for the water bottles can be represented by this expression:

(5 x 18.69) - 9.50

How much did Sarah pay for the 5 water bottles?

• $83.95

• $80.70

• $75.65

• $120.00

What is the value of the expression below? (20-17) x (76 + 52)

Kelly had 15 pieces of gum. She chewed 8 pieces. She then bought 2 packs of twelve. Which is the best equation to show how many she had left?

• (15 + 8) - 12 = 11

• (15 x 8) + (2 x 12) = 144

• (15 - 8) + (2 x 12) = 31

• 15 - 7 = 9