Multiply. –31/2 × –13/5 = _____

Identify numbers: Step 1: Identify the numbers to multiply. We have two fractions: -31/2 and -13/5. Since both numbers are negative, the result will be positive because a negative times a negative equals a positive. Multiply numerators and denominators: Step 2: Multiply the numerators and the denominators. Multiply the numerators: -31 × -13 = 403. Multiply the denominators: 2 × 5 = 10. Simplify fraction: Step 3: Simplify the fraction if possible. 403/10 cannot be simplified further as 403 is a prime number and does not share any common factors with 10 other than 1.

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Multiply. $\newline$ $-\frac{31}{2} \times -\frac{13}{5} =$ _____

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Math Problems

Grade 7

Multiply and divide rational numbers

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Q. Multiply.

\newline

-\frac{31}{2} \times -\frac{13}{5} =

_____

Identify numbers: Step $1$ : Identify the numbers to multiply. $\newline$ We have two fractions: $-\frac{31}{2}$ and $-\frac{13}{5}$ . Since both numbers are negative, the result will be positive because a negative times a negative equals a positive.
Multiply numerators and denominators: Step $2$ : Multiply the numerators and the denominators. $\newline$ Multiply the numerators: $-31 \times -13 = 403$ . $\newline$ Multiply the denominators: $2 \times 5 = 10$ .
Simplify fraction: Step $3$ : Simplify the fraction if possible. $\frac{403}{10}$ cannot be simplified further as $403$ is a prime number and does not share any common factors with $10$ other than $1$ .