Fractions, Decimals, and Percentages Flashcards

6 cards from real IBEW 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, and Percentages flashcards as text

Convert 7/8 to a decimal.
Answer: 0.875
7 ÷ 8 = 0.875.
What is 3/4 + 5/6?
Answer: 19/12
LCD = 12. 3/4 = 9/12 and 5/6 = 10/12. Sum = 19/12.
A price increases from $80 to $92. What is the percentage increase?
Answer: 15%
Increase = $12. Percentage = (12/80) × 100 = 15%.
Subtract: 5/6 - 2/9
Answer: 11/18
LCD = 18. 5/6 = 15/18 and 2/9 = 4/18. Difference = 11/18.
What is 0.625 as a fraction in lowest terms?
Answer: 5/8
0.625 = 625/1000. Simplify by dividing by 125: 5/8.
If 40% of a number is 60, what is the number?
Answer: 150
Let n = the number. 0.40 × n = 60. n = 60 ÷ 0.40 = 150.