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25 votes
Grace found a red dress that cost $90, but saves $27 by using a coupon. For what percentage off is this coupon?

User BamsBamx
by
3.9k points

1 Answer

4 votes
$90 $27
100% ?
?=27x100 over 90(criss-cross method)
?=30% off
User Zachary Newman
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3.8k points