Adding, Subtracting, Multiplying, Dividing Decimal Word Problems

Multiply or divide. 0.3 × 10 = _______

• 3

• 0.3

• 30

• 0.03

Answer explanation

To multiply 0.3 by 10, you move the decimal point one place to the right, resulting in 3. Therefore, 0.3 × 10 = 3.

Multiply or divide. 0.3 × 10² = _______

• 3

• 30

• 0.03

• 300

Answer explanation

To solve 0.3 × 10², first calculate 10² which is 100. Then multiply 0.3 by 100: 0.3 × 100 = 30. Therefore, the correct answer is 30.

Multiply or divide. 0.3 × 10³ = _______

• 0.3 × 10³

• 3

• 30

• 300

Answer explanation

To solve 0.3 × 10³, multiply 0.3 by 1000. This equals 300. Therefore, the correct answer is 300.

Multiply or divide. 0.03 × 10² = _______

• 3

• 0.3

• 30

• 300

Answer explanation

To solve 0.03 × 10², first calculate 10² which is 100. Then multiply 0.03 by 100: 0.03 × 100 = 3.0. Therefore, the correct answer is 30.

Multiply or divide. 0.003 × 10² = _______

• 0.3

• 0.03

• 3

• 0.003 × 10²

Answer explanation

To solve 0.003 × 10², we multiply 0.003 by 100 (since 10² = 100). This gives us 0.3, making the correct answer 0.3.

Multiply or divide. 0.03 × 10³ = _______

• 30

• 0.003

• 300

• 3

Answer explanation

To solve 0.03 × 10³, we multiply 0.03 by 1000. This gives us 30, as moving the decimal point three places to the right converts 0.03 to 30. Therefore, the correct answer is 30.

Multiply or divide. 72 ÷ 10 = _______

• 7.2

• 7

• 8

• 72

Answer explanation

To solve 72 ÷ 10, divide 72 by 10. This gives you 7.2, which is the correct answer. The other options do not result from this division.

Multiply or divide. 0.72 × 10² = _______

• 72

• 7.2

• 0.072

• 720

Answer explanation

To solve 0.72 × 10², multiply 0.72 by 100 (since 10² = 100). This gives 72. Therefore, the correct answer is 72.

Multiply or divide. 0.9 × 10³ = _______

• 900

• 90

• 9

• 0.09

Answer explanation

To solve 0.9 × 10³, multiply 0.9 by 1000. This equals 900. Therefore, the correct answer is 900.

Multiply or divide. 0.001 × 10² = _______

• 0.1

• 0.01

• 1

• 10

Answer explanation

To solve 0.001 × 10², first convert 10² to 100. Then, multiply: 0.001 × 100 = 0.1. Thus, the correct answer is 0.1.