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Grade 5: Math Flashcards

7 cards from real STAAR 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 5: Math flashcards as text

  1. What is the least common multiple (LCM) of 4 and 6?

    Answer: 12

    The multiples of 4 are 4, 8, 12, 16... and multiples of 6 are 6, 12, 18... The smallest common multiple is 12.

  2. A triangle has angles measuring 45° and 75°. What is the measure of the third angle?

    Answer: 60°

    The sum of angles in a triangle is 180°; 180 − 45 − 75 = 60°.

  3. Which of the following is the correct order from least to greatest?

    Answer: 1/4, 0.28, 0.3

    1/4 = 0.25, so the order is 0.25 < 0.28 < 0.30, which is 1/4, 0.28, 0.3.

  4. What is 3/8 + 1/4?

    Answer: 5/8

    Convert 1/4 to 2/8, then add: 3/8 + 2/8 = 5/8.

  5. A store sells apples for $0.75 each. How much would 8 apples cost?

    Answer: $6.00

    8 × $0.75 = $6.00.

  6. What type of angle measures exactly 90 degrees?

    Answer: Right angle

    A right angle measures exactly 90 degrees and is often shown with a small square symbol.

  7. Which number sentence is represented by the expression 5 × (3 + 2)?

    Answer: Add 3 and 2, then multiply the sum by 5

    Following the order of operations, parentheses are solved first: add 3 and 2 to get 5, then multiply by 5 to get 25.