计算,能简算的要简算.2004+75×54÷45(0.125×8-0.5)×432%×76.4+1.36×3.257×724+15÷45(78-516)×(59+23)1110÷[56×(37-38)].-数学
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答案
(1)2004+75×54÷45, =2004+4050÷45, =2004+90, =2094; (2)(0.125×8-0.5)×4, =(1-0.5)×4, =0.5×4, =2; (3)32%×76.4+1.36×3.2, =32%×76.4+13.6×0.32 =0.32×(76.4+13.6), =0.32×90, =28.8; (4)
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(6)1110÷[56×(
=1110÷[56× |