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Grade 3 Review (Lessons 1 - 80)

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  • Multiply:              32 x 21
    672
  • What fraction, decimal and percent is shaded? You need 3 answers! Fraction = Decimal = Percent =
    Fraction = 94/100 Decimal = 0.94 Percent = 94%
  • Round to the nearest 100: 15,291 ≈
    15,300
  • Multiply:                 7 x 9
    63
  • Find p:                     p ÷ 3 = 99
    297
  • Find the area:
    = 18 cm2
  • Subtract:               378 - 215
    163
  • Find the rule and next number in the sequence: 100, 91, 82, 73, 64, ...
    Rule = -9 ; Next Term = 55
  • Write using digits (remember to include commas): One hundred twenty-three million, nine hundred five thousand one hundred ninety-five.
    123,905,195
  • Divide:                        987 ÷ 6
    164 R3
  • Divide:                50 ÷ 2
    25
  • Find n:                       5 x n = 40
    n = 8
  • Find e:                    400 ÷ e = 8
    50
  • Round to the nearest 10: 3642 ≈
    3640
  • Multiply:                23 x 3
    69
  • Find n:                 5 x n = 40 + 20
    12
  • Round to the nearest 1000: 7,522 ≈
    8,000
  • Write using digits (remember to include commas): Fifty-four million, two hundred seventy-five thousand.
    54,275,000
  • Add:                     4325 + 1234
    5559
  • Mr. Charlie drinks 20 cups of coffee per day. At this rate, how many cups does he drink in 1 week?
    140 cups
  • Subtract:             $5.09 - $2.26
    $2.83
  • Multiply:                45 x 20
    900
  • The swimming competition starts at 8:00 am. If it lasts for 5 hours and 30 minutes, what time does the competition end?
    1:30 pm (or 13:30)
  • Find the rule and next number in the sequence: 9, 17, 25, 33, ...
    Rule = + 8, Next term = 41
  • Find m:               250 - m = 197
    53
  • Mr. Ryan has 500 Baht. He buys a game for 125 Baht and some stickers for 200 Baht. How much money does Mr. Ryan have left?
    175 Baht
  • Find y:               47 + y = 95
    48
  • Find z:               z - 74 = 81
    155
  • Find the area:
    84 cm2
  • Add:                 $1.45 + $10 $19.99
    $31.44
  • Find the perimeter:
    18 cm
  • Find the perimeter:
    38 cm
  • Find f:                       f x 12 = 96
    8
  • Divide:                      375 ÷ 3
    125