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

Toán Lớp 5: Bài1:Viết số thích hợp vào chỗ chấm: 135m=dm;375 cm=m;4km37m=km;345m=km;19yến=kg 19yến=tấn;2006g=kg. G;3tấn7yến=. Tấn 5cm2=dm2;5cm2=mm2;6m2.238dm=m2 Bài2: 98,56:25;47,78:37;2167;42;3,15:2,5 693:42;77,04:21,4;57,8nhân23,6 52,8:4;35:4;7:3,5;23,56:6,2 { "@context": "https://schema.org", ...

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