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Grade 4

MATH REVIEW

Answer the questions in the space on each slide.

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275,392

The place value of each digit is…

200,000+70,000+5,000+300+90+2

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Write a 3 digit number in different forms: standard, written, expanded

My Number in Standard Form: 100

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My number in word form: One hundred

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My number in expanded form: 100+00+ 0

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Write a 6 digit number in different forms: standard, written, expanded

My Number in Standard Form:100,000

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My number in word form:one hundred thousand

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My number in expanded form:100,000+00,000+0,000+000+00+0

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74,451 _____ 74,400

Which is greater? Which is less?

Click and move the correct sign.

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If the question asks “About How Many?”

What do you do?

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add subtract round

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306,491

  • Rounded to the nearest ten is...306,490
  • Rounded to the nearest hundred is...306,500
  • Rounded to the nearest thousand is...307,000
  • Rounded to the nearest ten thousand is…310,000
  • Rounded to the nearest hundred thousand is...300,000

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How many in all? What is the sum? What is the total?

What do you do?

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Move the circle to show your answer.

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How many are left? What is the difference?

What do you do?

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How many more ______than _____?

What do you do?

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What equals 4 as many times as 5?

What do you do?

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How many does each one have?

What do you do?

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345=300+40+5

expanded

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word

standard

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Three hundred forty-five

expanded

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word

standard

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Order of Operations: My Dear

2 + 4 x 7 - 5=

2+28-5=

2+23=

25

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Inverse Operations/Write

  • 1+2=3 2+1=3 3-1=2 3-2=1

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  • 2x3=6 3x2=6 6/3=2 6/2=3

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2x4=8

2 and 4 are the…

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factors

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product

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2x4=8

8 is the ....

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factors

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product

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3x5=5x3

commutative

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associative

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distributive

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(3x4)x2=3x(4x2)

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commutative

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associative

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distributive

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6x7=6x(5+2)� =(6x5)+(6x2)

commutative

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associative

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distributive

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Multiples of

  • 2 4 6 8 10 12 14 16 18 20
  • 3 6 9 12 15 18 21 24 27 30
  • 4 8 12 16 20 24 28 32 36 40
  • 5 10 15 20 25 30 35 40 45 50
  • 6 12 18 24 30 36 42 48 54 60
  • 7 14 21 28 35 42 49 56 63 70
  • 8 16 24 32 40 48 56 64 72 80
  • 9 18 27 36 45 54 63 72 81 90
  • 10 20 30 40 50 60 70 80 90 100

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List prime numbers from 1 to 10.

1 2 3 5 7

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List composite numbers from 1 to 10.

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4 6 8 9 10

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Compare the fractions: Place the signs in the correct spots.

3/4 2/4

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5/10 5/7

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2/3 4/6

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A Day is

  • ? 1 day is 24 hours.
  • 2 days are 48 hours.
  • 3 Days are 72 hours.

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A Week is…

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7 days.

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A Year is…

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12 months.

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A Dozen is…

12

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You did it!