Arithmetic: Fractions, Decimals & Percentages Flashcards
6 cards from real CCAT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Arithmetic: Fractions, Decimals & Percentages flashcards as text
What is 3/4 + 5/6?
Answer: 19/12
Find a common denominator: LCM(4,6) = 12. Convert: 3/4 = 9/12 and 5/6 = 10/12. Sum = 19/12.
35% of 160 equals:
Answer: 56
35% × 160 = 0.35 × 160 = 56.
If 40% of a number is 68, what is the number?
Answer: 170
Let n be the number. 0.40 × n = 68, so n = 68 ÷ 0.40 = 170.
What is 5/6 ÷ 2/3?
Answer: 5/4
Dividing by a fraction means multiplying by its reciprocal: 5/6 × 3/2 = 15/12 = 5/4.
A jacket's price rises from $80 to $100. What is the percent increase?
Answer: 25%
Percent increase = (change ÷ original) × 100 = (20 ÷ 80) × 100 = 25%.
Express 0.625 as a fraction in lowest terms.
Answer: 5/8
0.625 = 625/1000. Dividing numerator and denominator by 125 gives 5/8.