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

Toán Lớp 5: 45mm2=-..cm2 3m2 24dm2=-…m2 12ha=-…km2 3dm2 5cm2=–…dm2 2m 7dm=–..m 6dm=…

Toán Lớp 5: 45mm2=……cm2 3m2 24dm2=…….m2 12ha=…….km2 3dm2 5cm2=………..dm2
2m 7dm=……….m 6dm=………m 425cm=……..m
7,2ha=……….m2 48dm2=……..m2 450dm2=…………m2
3,7 tạ=……..kg 60g=…………..kg 846g=……..kg
3,4km2=………..ha 28,4m2=…..m2…….dm2 16,5 tấn=….tấn…….kg 28,4m=….m……dm
1,25m=…..cm 3,05kg=……..g 4,07km2=……..m2 12,5km=………m
12,5kg=……g 4 tấn 70kg=……tấn 1060g=……kg 0,08 tạ=………kg
4,05ha=…..m2 227m2 30dm2=….m2 32,087m2=……cm2 16km2 500m2=….ha

Comments ( 1 )

  1. 45 mm² = 0,45 cm²
    3 m² 24 dm² = 3,24 m²
    2 ha= 0,02 km²
    3 dm² 5 cm² =3,05 dm²
    2 m 7 dm= 2,7 m
    6 dm = 0,6 m
    425 cm = 4,25 m
    7,2ha = 72000 m²
    48 dm² = 0,48 m²
    450 dm² = 4,5 m²
    3,7 tạ = 370 kg
    60g = 0,06 kg
    846g = 0,846 kg
    3,4km² = 340 ha
    28,4m2= 28 m2 40 dm2
    16,5 tấn= 16 tấn 500 kg
    28,4m= 28 m 4 dm
    1,25m= 125 cm
    3,05kg= 3005 g
    4,07km² = 4070000 m²
    12,5km = 12500 m
    12,5kg=12500 g
    4 tấn 70kg= 4070 tấn
    1060g= 1,06 kg
    0,08 tạ= 8 kg
    4,05ha= 40500 m²
    227m² 30dm²= 227,3 m²
    32,087 m²= 320870 cm²
    16km² 500m²= 1600,05 ha
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222-9+11+12:2*14+14 = ? ( )