Fractions, Decimals & Percents Flashcards

6 cards from real AMC 8 practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 Fractions, Decimals & Percents flashcards as text

What is 2 1/3 + 1 3/4?
Answer: 4 1/12
7/3 + 7/4 = 28/12 + 21/12 = 49/12 = 4 1/12.
A number increased by 20% equals 60. What is the original number?
Answer: 50
1.2 × n = 60, so n = 60 ÷ 1.2 = 50.
What is (3/4) ÷ (9/16)?
Answer: 4/3
(3/4) ÷ (9/16) = (3/4) × (16/9) = 48/36 = 4/3.
Expressed as a percent, what is 5/8?
Answer: 62.5%
5 ÷ 8 = 0.625 = 62.5%.
A jacket costs $24 after a 40% discount. What was the original price?
Answer: $40
The sale price is 60% of original, so original = $24 ÷ 0.6 = $40.
What is 2/3 of 3/4 of 120?
Answer: 60
3/4 × 120 = 90, and 2/3 × 90 = 60.