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Number Sense and Basic Operations Flashcards

6 cards from real PARAPRO practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 Number Sense and Basic Operations flashcards as text

  1. A paraprofessional is helping a student understand place value. In the number 4,637, what is the value of the digit 6?

    Answer: 600

    In 4,637, the digit 6 is in the hundreds place, so its value is 6 × 100 = 600.

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

    Answer: 12

    The multiples of 4 are 4, 8, 12… and of 6 are 6, 12…; the smallest common multiple is 12.

  3. A student divides 135 ÷ 5. What is the correct quotient?

    Answer: 27

    135 ÷ 5 = 27 because 5 × 27 = 135.

  4. Which of the following is a prime number?

    Answer: 17

    17 is a prime number because it has exactly two factors: 1 and 17.

  5. A student needs to subtract 4.7 from 10. What is the correct answer?

    Answer: 5.3

    10 − 4.7 = 5.3; aligning decimals and subtracting gives 9.10 − 4.70 = 5.30.

  6. A student must estimate 492 × 6. Using rounding, the best estimate is:

    Answer: 3,000

    Rounding 492 to 500 and multiplying by 6 gives 500 × 6 = 3,000.