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 greatest common factor of 24 and 36?
Answer: 12
12 is the largest number dividing both 24 and 36.
If 5x = 45, what is the value of 3x?
Answer: 27
x = 9, so 3x = 27.
A recipe needs 2 cups of flour for 12 cookies. How much flour for 30 cookies?
Answer: 5 cups
2/12 = x/30 gives x = 5 cups.
What is the absolute value of -9 plus the absolute value of 4?
Answer: 13
|-9| + |4| = 9 + 4 = 13.
A square has a perimeter of 28 cm. What is the length of one side?
Answer: 7 cm
A square has 4 equal sides, so 28 ÷ 4 = 7 cm.
Evaluate: (8 + 4) ÷ 2 - 3.
Answer: 3
12 ÷ 2 - 3 = 6 - 3 = 3.
Which number is a multiple of both 3 and 4?
Answer: 24
24 is divisible by both 3 and 4.