31.5÷10=(315)/(10)×(1)/(10)=(315)/(100)=

Understand the problem: Understand the problem. We need to divide 31.5 by 10.Convert to fraction: Convert the division into a fraction. 31.5 ÷ 10 can be written as (31.5)/(10).Remove decimal: Multiply the numerator by 10 to remove the decimal. (31.5)/(10) can be rewritten as (315)/(10) because we move the decimal one place to the right in the numerator to get a whole number.Simplify fraction: Simplify the fraction by dividing both the numerator and the denominator by 10. (315)/(10) × (1)/(10) is not the correct next step. We should divide 315 by 10 directly.

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31.5÷10=(315)/(10)×(1)/(10)=(315)/(100)=

$31.5 \div 10=\frac{315}{10} \times \frac{1}{10}=\frac{315}{100}=$

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Math Problems

Grade 6

Multiply and divide decimals by powers of ten

Full solution

31.5 \div 10=\frac{315}{10} \times \frac{1}{10}=\frac{315}{100}=

Understand the problem: Understand the problem. $\newline$ We need to divide $31.5$ by $10$ .
Convert to fraction: Convert the division into a fraction. $31.5 \div 10$ can be written as $(31.5)/(10)$ .
Remove decimal: Multiply the numerator by $10$ to remove the decimal. $\frac{31.5}{10}$ can be rewritten as $\frac{315}{10}$ because we move the decimal one place to the right in the numerator to get a whole number.
Simplify fraction: Simplify the fraction by dividing both the numerator and the denominator by $10$ . $(315)/(10) \times (1)/(10)$ is not the correct next step. We should divide $315$ by $10$ directly.