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5 votes
Simplify (-7/8)(-3/4).

a) 6/7
b) -21/32
c) 21/32

User Zmilan
by
7.1k points

2 Answers

3 votes
(-7/8)(-3/4)
= + (7*3)/(8*4)
= 21/32

The final answer is c. 21/32~
User Ssloan
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7.8k points
5 votes
(-7/8)(-3/4) = 21/32 Choice C.

Steps in multiplying fractions:
Step 1 Multiply numerators ⇒ -7 * -3 = 21 (negative signs are cancelled)
Step 2 Multiply denominators ⇒ 8 * 4 = 32
Step 3 Simplify fraction ⇒ 21/32 already in simplified form.

(-7*-3) / (8*4) = 21/32
User Rayfranco
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8.3k points