用简便方法计算12.5×74+125×2.6怎么算啊?
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用简便方法计算12.5×74+125×2.6怎么算啊?
12.5×74+125×2.6
=125×7.4+125×2.6
=125x(7.4+2.6)
=125x10
=1250
用简便方法计算12.5×74+125×2.6怎么算啊?
12.5×74+125×2.6
=125×7.4+125×2.6
=125x(7.4+2.6)
=125x10
=1250