87 m 23 dm = 87 x 10 + 23 (dm) = 893 (dm)
893 : 2 (dm) = 446,5 (dm)
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19 dm 8 cm = 19 x 10 + 8 (cm) = 198 cm
198 : 3 (cm) = 66 (cm)
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9 m 8 dm 7 cm = 9 x 100 + 8 x 10 + 7 (cm) = 987 (cm)
987 : 3 (cm) = 329 (cm)
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36 m 8 dm 7 cm = 36 x 100 + 8 x 10 + 7 (cm) = 3687 (cm)
3687 : 3 (cm) = 1229 (cm)
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90 dm 30 cm = 90 x 10 + 30 (cm) = 930 (cm)
930 : 10 (cm) = 93 (cm)