Multiplication and Decimal Review

Which is equal to 72.5÷10⁴=?

• 72.5÷10

• 72.5

• 72.5÷10,000

• (72.5 x 10) x 10

Sam correctly divided 67 by a power of 10. His quotient was 0.067. What was the divisor?

• 10²

• 10⁴

• 10³

• 10⁵

Joshua compared the values of these decimals:

0.06

0.6

0.006

0.060

Which statement correctly compares two of these numbers?

• 0.6 < 0.06

• 0.006 > 0.6

• 0.6 = 0.06

• 0.060 = 0.06

Arnold is solving this multiplication problem: 8.12 × 4.7. Which of these estimates can Arnold use to help him determine where the decimal point belongs in the product?

• 80 × 40 = 3,200

• 8 × 5 = 40

• 800 × 4 = 3,200

• 800 × 5 = 4,000

Javier uses estimation to check the product for 7.24 × 3.9. Which of the following is a reasonable estimate for the product?

• 700 × 40 = 28,00

• 700 × 3 = 2,100

• 7 × 4 = 28

• 70 × 40 = 2,800

A number that has a digit in the tenths place, hundredths place, and/or beyond is called a ___________________.

• decimal

• quotient

• coordinate

• exponent

The numbers that make up a multiplication problem are called ___________.

• quotients

• coordinates

• factors

• exponents

The answer to a multiplication problem is called the ___________.

• sum

• difference

• product

• quotient

Solve:

34 x 3=