Big Ideas: Chapter 5 Multiplying Decimals Test Review

Front

What is the result of 15.5 × 10^4?

Back

155,000

Front

Calculate 10.75 × 8.4.

Back

90.3

Front

If you use 40 × 3 to estimate 37 × 2.94, is it an overestimate or an underestimate?

Back

overestimate

Front

What is 1.9 × 0.01?

Back

0.019

Front

If there are 16.2 grams of protein in one container of yogurt, how many grams of protein are in 2 containers?

Back

32.4 grams

Front

What does multiplying a decimal by 10 do to the decimal point?

Back

It moves the decimal point one place to the right.

Front

What is the product of 0.5 and 0.2?

Back

0.1

Front

How do you multiply decimals?

Back

Multiply as if they are whole numbers, then count the total number of decimal places in both factors and place the decimal in the product.

Front

What is the value of 0.75 × 100?

Back

75

Front

If you multiply a number by 0.1, what happens to the number?

Back

It becomes one-tenth of the original number.