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680 736÷16 360简算

36×25 =9x4x25 =9x100 =900 680+736÷16-360 =680-360+46 =320+46 =366

680+736除以16—360 =680+46-360 =680-360+46 =320+46 =366

解:原式=680-360+46 =320+46 =366 原式=[175-111]x23 =64x23 =8x8x23 =8x184 =1492

680+46—260=420+56=476 先乘除后加减

(1)960-720÷8×9,=960-720÷8÷9,=960-810,=150;(2)12×(736-656÷16),=12×(736-41),=12×695,=12×(700-5),=12×700-12×5,=(10+2)×700-60,=7000+1400-60,=8340;(3)360÷9+3×21,=40+63,=103;(4)927÷[630÷(34+36)],=92...

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