AQA · Mathematics · 8300
GCSE Maths: Division: by decimals
Number · AQA GCSE Maths (8300). Cards are generated from the Corbettmaths textbook exercise and practice questions for Division: by decimals (Corbettmaths Video 101), 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 6 ÷ 0.2?
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30
What is 12 ÷ 0.3?
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40
What is 2 ÷ 0.05?
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40
If a sweet costs £0.04, how many sweets can you buy for £20?
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500 sweets (20 ÷ 0.04 = 500)
If Mia has 20 metres of ribbon and cuts it into pieces that are 0.8m long, how many pieces will she have?
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25 pieces (20 ÷ 0.8 = 25)
If a grain of rice has a mass of 0.015g, how many grains are in 300g of rice?
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20,000 grains (300 ÷ 0.015 = 20,000)
What is 120 ÷ 0.3?
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400
What is 5 ÷ 0.04?
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125
If Mrs Webb has a roll of ribbon 44.1m long and needs strips of 2.5m, how many complete strips can she get?
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17 strips (44.1 ÷ 2.5 = 17.64, so 17 complete strips)
If 250 2p coins are stacked and each coin is 0.185cm thick, how tall is the tower?
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46.25cm (250 × 0.185 = 46.25)
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
A plant grows 3 cm per week. How many weeks to grow from 70 cm to 1.24 m?
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18 weeks (1.24 m = 124 cm; 124 - 70 = 54 cm growth needed; 54 ÷ 3 = 18)
If a plant grows slower than expected, how does that affect the time needed to reach a target height?
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It takes more time (more weeks) to reach the target height.
What is 60.08 − 5.58 ÷ 0.2?
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32.18 (division is done first: 5.58 ÷ 0.2 = 27.9, then 60.08 − 27.9 = 32.18)
A pool depth decreases from 1.6 m to 40 cm at 7.5 cm per minute. How many minutes does this take?
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16 minutes (1.6 m = 160 cm; 160 - 40 = 120 cm decrease needed; 120 ÷ 7.5 = 16)
If water drains from a pool faster than expected, how does that affect the time to reach a target depth?
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It takes less time (fewer minutes) to reach the target depth.
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