计算下面各题.6760÷13+17×25 4.82-5.2÷0.8×0.6 (712?12)÷1124 (13+12)÷(2?23) (56?58×45)
计算下面各题.6760÷13+17×254.82-5.2÷0.8×0.6(712?12)÷1124(13+12)÷(2?23)(56?58×45)÷13815×[56÷(...
计算下面各题.6760÷13+17×25 4.82-5.2÷0.8×0.6 (712?12)÷1124 (13+12)÷(2?23) (56?58×45)÷13 815×[56÷(79?13)].
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(1)6760÷13+17×25,
=520+425,
=945;
(2)4.82-5.2÷0.8×0.6,
=4.82-6.5×0.6,
=4.82-3.9,
=0.92;
(3)(
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(6)
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=520+425,
=945;
(2)4.82-5.2÷0.8×0.6,
=4.82-6.5×0.6,
=4.82-3.9,
=0.92;
(3)(
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(6)
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