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Grade 5 Math Review (S2)

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  • What is the word for the sum of all sides of a shape or figure?
    perimeter
  • Simplify the expression: 12s + 8 + 4s - 3
    16s + 5
  • What is the LCM of (5, 6, 12)
    60
  • True or False? The product of two prime numbers is never another prime.
    True.
  • Simplify the expression: 17f - 14f +10f
    13f
  • What is the LCM of (6, 10)
    30
  • What's the word for getting smaller, or becoming less?
    decrease
  • What are the factors of 18?
    1, 2, 3, 6, 9, 18
  • What is the average of 6j, 12j, 18j ? If j=2
    24
  • What is the GCF of (15, 75, 165)
    15
  • What is the word for the solution to a subtraction problem?
    difference
  • What is the LCM of (3, 4, 6)
    12
  • What is the GCF of (18, 24, 84)
    6
  • What is the average of 8y, 16y, 21y ?
    15y
  • What is a word that is the property of how heavy something is?
    mass
  • What is the average of 8y, 16y, 21y ? If y=3
    45
  • Write an expression: There are k rows of apple trees. There are 7 trees per row.
    7k
  • What is the word for the solution to a multiplication problem?
    product
  • What is the word for the solution to a division problem?
    quotient
  • Is 1 a prime number, a composite number, or neither?
    Neither.
  • What are the first 5 multiples of 17?
    17, 34, 51, 68, 85
  • What is the LCM of (12, 18)
    36
  • Simplify the expression: a + a + a + a
    4a
  • True or False? Prime numbers have 3 factors.
    False. They have 2!
  • What is the word for the solution to an addition problem?
    sum
  • What is the average of 6j, 12j, 18j ?
    12j
  • What is the GCF of (36, 54)
    18
  • What is the word for asking a series of questions to a group of people?
    survey
  • True or False? There are 26 prime numbers from 1-100.
    False. There are 25.
  • Write an expression: There are k rows of apple trees. There are 6 trees per row. Two trees are cut down.
    6k - 2
  • What are the factors of 55?
    1, 5, 11, 55
  • Simplify the expression: 7z + 18 - z + 3z - 12
    9z + 6
  • If a number is even, it cannot be prime.
    False. There is one even prime number: 2.
  • What is the GCF of (16, 20)
    4
  • What are the first 5 multiples of 12?
    12, 24, 36, 48, 60
  • What's the word for getting bigger, or gain more?
    increase
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