Friday Quiz Part 2

What is the value of the following expression?

5/6 - ( 1/3 + 5/12)

• 11/12

• 1/12

• 1 1/12

• 1/2

An expression is shown below.

9[(16 + 4) – 5 x 2]

Which statement is true about the parentheses in this expression?

• The parentheses indicate that 5 x 2 should be solved first.

• The parentheses indicate that 16 + 4 should be solved last.

• The parentheses indicate that 16 + 4 should be solved after 5 x 2.

• The parentheses indicate that 16 + 4 should be solved before 5 x 2.

An expression is given below.

27 ÷ (3 x 3) + 15

Which statement is true about the parentheses in this expression?

• The parentheses indicate that 27 ÷ 3 should be solved first.

• The parentheses indicate that 3 + 15 should be solved first.

• The parentheses indicate that 3 x 3 should be solved first.

• The parentheses indicate that 3 x 3 should be solved last.

Jennifer packs ornaments to be put away each year.

● She packs 15 boxes, each with 12 ornaments.

● She broke 13 ornaments this year.

● She was given 5 ornaments as a gift this year.

Which expression can be used to show how many ornaments Jennifer has?

• [(15 x 12) – 13] + 5

• 15 x 12 – 13 – 5

• (15 x 12) – (13 + 5)

• (15 + 12) – 13 + 5

An expression is shown below.

12[6.3 + 3(1.9)]

Which step in the expression should be solved first?

• 12 × 6.3

• 3(1.9)

• 6.3 + 3

• None of the above