Math Practice 101
Homework Explained - Math Practice 101

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Grade 4 HMH Go Math - Answer Keys
Common Core


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Lesson Check

  • Question 1 (request help)

    Abby did 121 sit-ups in 8 minutes. Which is the best estimate of the number of sit-ups she did in 1 minute?
    • about 12
    • about 15
    • about 16
    • about 20
  • Question 2 (request help)

    The Garibaldi family drove 400 miles in 7 hours. Which is the best estimate of the number of miles they drove in 1 hour?
    • about 40 miles
    • about 50 miles
    • about 60 miles
    • about 70 miles

Spiral Review

  • Question 3 (request help)

    Twelve boys collected 16 aluminum cans each. Fifteen girls collected 14 aluminum cans each. How many more cans did the girls collect than the boys?
    • 8
    • 12
    • 14
    • 18
  • Question 4 (request help)

    George bought 30 packs of football cards. There were 14 cards in each pack. How many cards did George buy?
    • 170
    • 320
    • 420
    • 520
  • Question 5 (request help)

    Sarah made a necklace using 5 times as many blue beads as white beads. She used a total of 30 beads. How many blue beads did Sarah use?
    • 5
    • 6
    • 24
    • 25
  • Question 6 (request help)

    This year, Ms. Webster flew 145,000 miles on business. Last year, she flew 83,125 miles on business. How many more miles did Ms. Webster fly on business this year?
    • 61,125 miles
    • 61,875 miles
    • 61,985 miles
    • 62,125 miles

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