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Math: Number Sense and Operations Flashcards

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

Read the first 7 Math: Number Sense and Operations flashcards as text

  1. What is the absolute value of -17?

    Answer: 17

    Absolute value measures distance from zero on a number line, so |-17| = 17.

  2. A recipe calls for 2½ cups of flour. If you want to make 3 batches, how many cups do you need?

    Answer: 7½ cups

    2½ × 3 = 5/2 × 3 = 15/2 = 7½ cups.

  3. Which number is divisible by both 4 and 6?

    Answer: 24

    24 ÷ 4 = 6 and 24 ÷ 6 = 4, so 24 is divisible by both.

  4. What is the prime factorization of 60?

    Answer: 2² × 3 × 5

    60 = 2 × 2 × 3 × 5 = 2² × 3 × 5.

  5. A student scored 84, 91, 76, and 89 on four tests. What is the mean score?

    Answer: 85

    (84 + 91 + 76 + 89) ÷ 4 = 340 ÷ 4 = 85.

  6. Which of the following is equivalent to 4.5 × 10²?

    Answer: 450

    4.5 × 10² = 4.5 × 100 = 450.

  7. What is the GCF of 36 and 48?

    Answer: 12

    Factors of 36: 1,2,3,4,6,9,12,18,36; factors of 48: 1,2,3,4,6,8,12,16,24,48; the greatest common factor is 12.

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Sources & references

Exam facts on this page (fees, format, dates, passing scores) are checked against these official sources; the date is our last check. Editorial policy

  1. pesb.wa.gov — Eligibility · verified Oct 2026
  2. west.nesinc.com — Fees, score validity, retake policy, test delivery, exam format, passing score, test dates, time limit · verified Oct 2026
Math: Number Sense and Operations Flashcards — West B Test Study Cards with Answers