Mathematics Flashcards
7 cards from real PARCC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Mathematics flashcards as text
What is the value of 2³ × 2²?
Answer: 32
Add exponents: 2^(3+2) = 2⁵ = 32.
Solve the inequality: x + 5 > 12.
Answer: x > 7
Subtract 5 from both sides to get x > 7.
What is the circumference of a circle with radius 5? (Use π ≈ 3.14)
Answer: 31.4
C = 2πr = 2 × 3.14 × 5 = 31.4.
A shirt costs $40 and is discounted 25%. What is the sale price?
Answer: $30
25% of 40 is 10, so 40 - 10 = $30.
What is the mean of 12, 18, 24, and 6?
Answer: 15
(12 + 18 + 24 + 6)/4 = 60/4 = 15.
Which point lies on the line y = 2x - 1?
Answer: (3, 5)
For x = 3, y = 2(3) - 1 = 5, so (3, 5) works.
Convert 3/5 to a percentage.
Answer: 60%
3/5 = 0.6 = 60%.