Grade 7 Math 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 Grade 7 Math flashcards as text
What is the value of 4 - (-9)?
Answer: 13
Subtracting a negative is the same as adding, so 4 + 9 = 13.
A store marks up an item that costs $40 by 30%. What is the selling price?
Answer: $52
30% of $40 is $12, so the selling price is $40 + $12 = $52.
Solve for x: x/5 + 2 = 8.
Answer: 30
Subtract 2 to get x/5 = 6, then multiply by 5 to get x = 30.
Which value of x makes the proportion 3/4 = x/20 true?
Answer: 15
Cross-multiply: 4x = 60, so x = 15.
A rectangular prism is 2 cm by 3 cm by 4 cm. What is its volume?
Answer: 24 cm³
Volume = length × width × height = 2 × 3 × 4 = 24 cm³.
What is the median of the data set 9, 3, 7, 1, 5?
Answer: 5
Ordered, the set is 1, 3, 5, 7, 9, and the middle value is 5.
Two angles are complementary. If one is 32°, what is the other?
Answer: 58°
Complementary angles sum to 90°, so 90 - 32 = 58°.