5.4F X/ decimals

Solve:
(3.3 + 0.7) x (4 - 0.9) 

• 15.1
• 12.4
• 7.1
• 5.2

Tags

CCSS.5.NBT.B.7

What does parentheses indicate?

• You should solve what is in parentheses last.

• You should solve what is in parentheses second.

• You should solve what is in parentheses first.

• Not here

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

2. Simplify the following numerical expression:

[3.2 + (44 − 8) x 3] ÷ 2

A. 55.6

B. 70.4

C. 65.332

D. 124

• A. 55.6

• B. 70.4

• C. 65.332

• D. 124

Tags

CCSS.7.NS.A.3

3. Simplify the following numerical expression:

110.05 – (4.009 + 5.6) + 230.06

• A. 405.671

• B. 330.501

• C. 445.7

• D. 56.8

Tags

CCSS.6.NS.B.3

An expression is shown below.

[(3 x 4 – 2) ÷ 2] ÷ (31 – 27)

Which of the following represents this expression after a possible first step in the simplification process?

• [(3 x 2) ÷ 2] ÷ (31 – 27)

• [3 x 4 – 1] ÷ (31 – 27)

• [3 x 4 - 2) ÷ 2] ÷ 4

• [(12 – 2) ÷ 2] ÷ (31 – 27)

Tags

CCSS.7.NS.A.3

Solve.

3.9 x (6 ÷ 2) - 1.2

• 7.02

• 10.5

• 12.9

• 11.05

Tags

CCSS.7.NS.A.3

Chris drives the following path between his home and work.

He drives 2.5 miles on Main Street.

He drives 5.6 miles on Second Street.

He drives 1.2 miles on Park Avenue.

The expression below can be used to find the total number of miles Chris drives to and from work each day.

2(2.5 + 5.6 + 1.2)

How far does he drive each day?

• 18.6

• 9.3

• 11.8

• 186

Tags

CCSS.7.NS.A.3

Korbin's teacher challenged the class to create a numerical expression equal to 1. Korbin wrote a correct expression. Which expression did Korbin write?

• 2.2(3 + 2) - 9.6

• (7 + 4) - 10(0.5 + 0.5)

• [3 - (1.25 + 1.75)] x 1

• 2 + (0.66 + 1.33) - 1

Tags

CCSS.7.NS.A.3