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Math Module 2 Review

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  • Which number is in the hundreds place? 4,982
    9
  • Estimate the answer of 21x56
    20x60=1200
  • Miguel has 4 books in his library. Each week he gets 2 more books. Write the rule that matches the situation.
    4 + 2 x w
  • Round 342 to the nearest 10s
    340
  • Miguel has 4 books in his library. Each week he gets 2 more books. How many books will he have on week 1, 2, and 3?
    week 1: 6 books. week 2: 8 books. week 3: 10 books
  • What are the next 3 numbers in the pattern? 58, 48, 38...
    28, 18, 8
  • Every Friday I spend $3.78 to buy coffee. Estimate how much money I spend buying coffee each month.
    4 weeks times $3.78 rounded to $4.00 4 x$4.00- $16.00
  • Round 342 to the nearest 100s.
    300
  • What is the value of 9 in this number? 536,957
    900
  • What is the prime factorization of 36?
    2 x 2 x 3 x3
  • What is the prime factorization of 45? (you can use a factor tree if you want)
    3 x 3 x 5
  • What are the factors of 20?
    1, 2, 4 ,5, 10, 20
  • Which number is in the ten thousandths place? 104,689
    0
  • Is 43 a prime number
    Yes- The only factors are 1 and 43
  • Is 28 a prime number?
    No it has more than 2 factors. 1, 2, 4, 7, 14, 28
  • What is the value of the 7 in this number? 576,812
    70,000
  • What are the factors of 12?
    1, 2, 3, 4, 6, 12
  • Three thousand six hundred seventy two. Write this number in standard form.
    3,672
  • What are the first 3 multiples of 6?
    6, 12, 18
  • What are the first 3 multiples of 12?
    12, 24, 32
  • The first 3 multiples of 4 are 4, 8, 12. What are the next 3?
    16, 20, 24
  • Multiply 82 by 10 and 100.
    820 and 8200
  • Multiply 529 by 10 and 100.
    5290 and 52900
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