Math Trivia Decimalopardy

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Math Trivia - Decimalopardy

• By Mr. Versace

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Addition
Subtraction
Multipli- cation
Division
Fractions To Decimals
100
100
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Add the Following Numbers

• 2.30 5.00 .68

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Add the following numbers

• .30442.83.08.007

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Add the following numbers

• 7.08 36.341 .2034 52

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Add the following numbers

• 5 6.3 .413

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Solve the following problem

• At McVersaces burger joint a burger costs 3.75.
  A Side Salad costs 1.65 and a soda costs .99.
  A combo meal that includes all of these items
  costs 6.64. Is it better to buy them seperately
  or to buy the combo?

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Subtract the following decimals

• 6.03 4.902

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Subtract the following decimals

• 95.003 12.07

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Subtract the following decimals

• Subtract 23.165 from 65.45

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Subtract the following decimals

• 19.65 - .008

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Solve the following decimal subtraction problem

• For your birthday, you receive 145.75
• in gift money. You go to the store with your
  parents and buy the following items
• New DC skate shoes 54.99
• iTunes prepaid card 25
• A new CD 13.84
• How much money do you have left?

13
Multiply the following decimals

• 9.35
• x.2

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Multiply the following decimals

• .006
• x.12

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Multiply the following decimals

• 23.009
• X 1.3

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Multiply the following decimals

• 4.27 x 12.3

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Solve the following multiplication problem

• You are going to play paintball at Jack Frost
  Mountain. Before you go, you have to give 4.25
  boxes of paintballs to the half-dozen friends you
  are taking with you. How many boxes of paintballs
  will you have to bring in all?

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Divide the following decimals

• 12) 0.72

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Divide the following decimals

• .23 ) 4.83

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Divide the following decimals

• 3.0 ) 1.0

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Divide the following decimals

• .021 ) .0882

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Solve the following division problem

• Ozzy dries 273 miles and uses 7.5 gallons of gas.
  How many miles per gallon does Ozzys car get?

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Convert to a Fraction

• .0075

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Convert to a Fraction

• .39

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Convert to a Fraction

• .128

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Convert to a Fraction

• .00002

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Show the following decimal number as a fraction

• Fifty and six thousandths

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Change to a decimal

• 35/100

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Change to a decimal

• 16/25

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Change to a decimal

• 9/16

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Change to a decimal

• 359/500

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Change to a decimal

• Three hundred fifty nine five hundredths

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Which is greater?

• .5 ____ .05

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Which of the following decimal pairs are equal

• 10.001 _____ 1.001 (A)
• 9.3092 _____ 93.092 (B)
• 4.204 _____ 04.2040 (C)

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Which of the following decimals is the smallest

• .004
• 1.002
• .04

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Place the following decimals in order from
greatest to least

• 4.368 4.3 4.319

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Put these decimals in order from greatest to
least

• 5.091 5.19 5.6

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Rule 1

• Before you add decimals, you must line up the
  decimal points.
• Is this true or false?

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Rule 2

• What must you do before you multiply decimals?

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Rule 3

• Look at the example
• 2.3 ) 4.22
• What must you do to the decimal points before you
  divide?

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Rule 4

• When you change a decimal into a fraction, you
  must turn the denominator into the __________ of
  the decimal number?
• Place value
• digits

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Rule 5

• When you change a fraction into a decimal, you
  must change the denominator into ______. Then,
  you must multiply the numerator by the same
  number you multiplied the denominator
• The least common denominator
• A power of 10 (10, 100, 1000, 10,000)