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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 5: a/ 1,2456km = ……….m b/ 15,24m = ……….cm 10m 64cm = ………m 3

Toán Lớp 5: a/ 1,2456km = ……….m b/ 15,24m = ……….cm
10m 64cm = ………m 3520ha = …………km
7 tạ 15kg = ………….tấn 85m 4500cm = ………….dm

Comments ( 1 )

  1. Giải đáp + Lời giải và giải thích chi tiết:
    $\text{a/ 1,2456km = 1,2456 x 1000 = 1234,6m}$
    $\text{b/ 15,24m = 15,24 x 100 = 1524cm}$
    $\text{10m 64cm = 10 + 64 : 100 = 10,64m}$
    $\text{3520ha = 3520 : 10 = 352km}$
    $\text{7 tạ 15kg = 7 : 10 + 15 : 1000 = 0,7015tấn}$
    $\text{85m 4500cm = 85 x 10 + 4500 : 10 = 1300dm}$

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222-9+11+12:2*14+14 = ? ( )