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Warmup - 3/4

Last updated 9 months ago

4 questions

1

1

1

1

Question 1

1.

4 chromebooks in the classroom use a total of 0.64 watts of electricity when charging. Each chromebook uses the same number of watts.

How many watts does each chromebook use?

2.56 watts

0.16 watts

0.18 watts

0.256 watts

Question 2

2.

Solve.

7.68 ÷ 12

6.4

0.64

0.63

6.03

Question 3

3.

Solve.

2.875 × 74

21.265

212.75

21.275

212.65

Question 4

4.

Which expression does NOT have a value of 28?

10 + 6 × 3

8 × 7 ÷ 2

2 • (13 × 5 + 40) – 182

(10 + 6) × 2