AQA · Mathematics · 8300
GCSE Maths: Multiplication: decimals
Number · AQA GCSE Maths (8300). Cards are generated from the Corbettmaths textbook exercise and practice questions for Multiplication: decimals (Corbettmaths Video 204), and every card links back to the exact page it came from. Practice tests are drawn from this deck’s own cards. Source material © Corbettmaths — used with attribution.
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What is 7.28 × 2?
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14.56
What is 1.9 × 3?
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5.7
What is 0.3 × 0.2?
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0.06
What is 0.8 × 1.2?
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0.96
What is 40 × 0.3?
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12
Given that 358 × 26 = 9308, what is 3.58 × 2.6?
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9.308. The decimal points move: 358 has moved two places left and 26 has moved one place left, so the answer moves three places left from 9308.
Given that 358 × 26 = 9308, what is 3580 × 260?
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930800. Each factor is 10 times larger, so the product is 100 times larger.
Is 20 × 0.8 more than 20 or less than 20?
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Less than 20. Multiplying by a decimal less than 1 makes the result smaller.
Regan is paid £6.70 per hour and works 8 hours. How much should he be paid?
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£53.60. Calculate 6.70 × 8.
A bottle of cola costs £1.29. What is the total cost of 6 bottles?
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£7.74. Calculate 1.29 × 6.
A trip costs £3.70 per student and there are 26 students. How much money should be collected?
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£96.20. Calculate 3.70 × 26.
A fence costs £12.60 per metre and is 5.3 metres long. What is the total cost?
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£66.78. Calculate 12.60 × 5.3.
How do you find how many 2.5m strips can be cut from a 44.1m roll of ribbon?
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Divide 44.1 by 2.5 (44.1 ÷ 2.5 = 17.64). Since you can only make whole strips, the answer is 17 strips.
If the exchange rate is £1 to $1.40, how many US dollars equals £16?
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$22.40 (calculated as 16 × 1.40).
What is 0.2 × 0.1?
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0.02
What is 0.7²?
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0.49 (0.7 × 0.7 = 0.49)
If each 2p coin is 0.185cm thick, how tall is a tower of 250 coins?
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46.25cm (calculated as 250 × 0.185).
What is 72.8 × 6.3?
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458.64
What is 2.59 × 4.8?
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12.432
What is 35.28 ÷ 1.8?
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19.6
What is 0.006 × 0.42?
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0.00252
What is 60.08 − 5.58 ÷ 0.2?
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32.18 (division first: 5.58 ÷ 0.2 = 27.9, then 60.08 − 27.9 = 32.18).
A pool depth of 1.6m decreases by 7.5cm per minute. How many minutes until it reaches 40cm?
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16 minutes. Convert to same units: 1.6m = 160cm. Change needed: 160 − 40 = 120cm. Time: 120 ÷ 7.5 = 16 minutes.
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