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

Toán Lớp 5: 5m 19cm=…m 8dm 34mm=-dm 6m 5cm=…m 8dm 8mm=…dm

Toán Lớp 5: 5m 19cm=…m
8dm 34mm=….dm
6m 5cm=…m
8dm 8mm=…dm

Comments ( 2 )

  1. 5 m   19 cm = 5 19/100 m = 5,19 m
    8 dm   34 mm = 8 34/ 100 = 8, 34 dm
    6 m   5 cm = 6 5/ 100 m = 6, 05 m
    8 dm    8 mm = 8 8/100 = 8,08 dm
     

  2. $\text{#Chớp#}$
    $\text{5m 19 cm = 5,19 m }$
    $\text{→ Vì 5$\dfrac{19}{100}$ = 5, 19 }$
    $\text{8 dm 34mm = 8, 34 dm }$
    $\text{→ 8 $\dfrac{34}{100}$ = 8, 34}$
    $\text{6m 5 cm = 6, 05 m}$
    $\text{→ Vì 6$\dfrac{5}{100}$ = 6, 05 }$
    $\text{8 dm 8 mm = 8, 08 dm}$
    $\text{→ Vì 8$\dfrac{8}{100}$ = 8, 08}$

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

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