Math busters (frac_dec_perc)
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T H S E R M A T U S B S Let's play!
Transcript of Math busters (frac_dec_perc)
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Let's play!
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• Which is larger – ‘one half’ or 51%?Which is larger – ‘one half’ or 51%?
• 51%51%
Points to the Green TeamPoints to the Red Team
What Z? What Z?
• What Z is ‘one half’ as a decimal?What Z is ‘one half’ as a decimal?
• Zero-point-five (0.5)Zero-point-five (0.5)
Points to the Green TeamPoints to the Red Team
? ?
• Which is larger – 33% or ‘one third’?Which is larger – 33% or ‘one third’?
• ‘‘One Third’One Third’
Points to the Green TeamPoints to the Red Team
What T? What T?
• What T is ‘one quarter of twelve’?What T is ‘one quarter of twelve’?
• Three (3)Three (3)
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• SimplifySimplify
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12
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• Simplify Simplify
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18
7
6
Points to the Green TeamPoints to the Red Team
What F? What F?
• What F is 0.49 as a percentage?What F is 0.49 as a percentage?
• Forty-nine percent (49%)Forty-nine percent (49%)
Points to the Green TeamPoints to the Red Team
What F? What F?
• What F is ‘one fifth of seventy’?What F is ‘one fifth of seventy’?
• Fourteen (14)Fourteen (14)
Points to the Green TeamPoints to the Red Team
What D? What D?
• What D is the bottom number in a What D is the bottom number in a fraction?fraction?
• DenominatorDenominator
Points to the Green TeamPoints to the Red Team
What O? What O?
• What O is 100% as a decimal?What O is 100% as a decimal?
• One (1)One (1)
Points to the Green TeamPoints to the Red Team
What D? What D?
• What D precedes ‘point’ and ‘place’ and What D precedes ‘point’ and ‘place’ and is closely linked to fractions and is closely linked to fractions and percentages?percentages?
• DecimalDecimal
Points to the Green TeamPoints to the Red Team
What O? What O?
• What O is 152% as a decimal?What O is 152% as a decimal?
• One-point-five-two (1.52)One-point-five-two (1.52)
Points to the Green TeamPoints to the Red Team
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• Which is larger – ‘one half of twenty’ or Which is larger – ‘one half of twenty’ or ‘one quarter of forty-four’?‘one quarter of forty-four’?
• One quarter of 44 (11)One quarter of 44 (11)
Points to the Green TeamPoints to the Red Team
What Z? What Z?
• What Z is ‘one quarter’ as a decimal?What Z is ‘one quarter’ as a decimal?
• Zero-point-two-five (0.25)Zero-point-two-five (0.25)
Points to the Green TeamPoints to the Red Team
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• Which is larger – 9% or ‘one tenth’?Which is larger – 9% or ‘one tenth’?
• One tenth (10%)One tenth (10%)
Points to the Green TeamPoints to the Red Team
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• Which is larger – ‘seven tenths’ or Which is larger – ‘seven tenths’ or ‘three quarters’?‘three quarters’?
• Three quarters (0.75 or 75%)Three quarters (0.75 or 75%)
Points to the Green TeamPoints to the Red Team
What P? What P?
• What P is a mathematical term linked What P is a mathematical term linked closely to fractions and decimals?closely to fractions and decimals?
• PercentagesPercentages
Points to the Green TeamPoints to the Red Team
What Z? What Z?
• What Z is 2% as a decimal?What Z is 2% as a decimal?
• Zero-point-zero-two (0.02)Zero-point-zero-two (0.02)
Points to the Green TeamPoints to the Red Team
What O? What O?
• What O is 1.8 as a percentage?What O is 1.8 as a percentage?
• One-hundred-and-eighty!! percent One-hundred-and-eighty!! percent (180%)(180%)
Points to the Green TeamPoints to the Red Team
What N? What N?
• What N is the top number in a fraction?What N is the top number in a fraction?
• NumeratorNumerator
Points to the Green TeamPoints to the Red Team
What S? What S?
• What S is as a percentage?What S is as a percentage?
• Seventy-two percent (72%)Seventy-two percent (72%)
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72
Points to the Green TeamPoints to the Red Team
What N? What N?
• What N is 0.09 as a percentage?What N is 0.09 as a percentage?
• Nine percent (9%)Nine percent (9%)
Points to the Green TeamPoints to the Red Team
What Z? What Z?
• What Z is 54% as a decimal?What Z is 54% as a decimal?
• Zero-point-five-four (0.54)Zero-point-five-four (0.54)
Points to the Green TeamPoints to the Red Team
What E? What E?
• What E is ‘one third of twenty-four’?What E is ‘one third of twenty-four’?
• Eight (8)Eight (8)
Points to the Green TeamPoints to the Red Team
What S? What S?
• What S is 77% of 100?What S is 77% of 100?
• Seventy-seven (77)Seventy-seven (77)
Points to the Green TeamPoints to the Red Team
