(答え) |
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(1) |
6400cu÷1.6m=6400cu÷160cm=40cm |
(答え) 40cm |
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(2) |
380000u÷2km=380000u÷2000m=190m |
(答え) 190m |
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(3) |
1u÷125cm=10000cu÷125cm=80cm |
(答え) 80cm |
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(4) |
3ku÷1200m=3000000u÷1200m=250m |
(答え) 250m |
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(5) |
12.6u÷280cm=12.6u÷2.8m=4.5m |
(答え) 4.5m |
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(6) |
8.4ku÷5600m=8.4ku÷5.6km=1.5km |
(答え) 1.5km |
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(7) |
540ha÷2.5km=5.4ku÷2.5km=2.16km |
(答え) 2.16km |
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(8) |
9=3×3 |
(答え) 3cm |
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(9) |
36=2×2×3×3=6×6 |
(答え) 6m |
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(10) |
144=2×2×2×2×3×3=12×12 |
(答え) 12km |
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