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

Toán Lớp 4: Tính nhanh : a) 15x 2121/4343 + 15 x 222222/434343 b) 16×25+44×100/29×96+142×48 c) 1994x1992x1993/1992×1993+1994×7+1986

Toán Lớp 4: Tính nhanh :
a) 15x 2121/4343 + 15 x 222222/434343
b) 16×25+44×100/29×96+142×48
c) 1994x1992x1993/1992×1993+1994×7+1986

Comments ( 1 )

  1. Bài này dài nên chị chụp ảnh nha chị nhầm làm thêm câu D

    toan-lop-4-tinh-nhanh-a-15-2121-4343-15-222222-434343-b-1625-44100-2996-14248-c-199419921993-199

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

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