下面各题能用简便计算的要用简便计算.0.25×32×1.25; 0.37×36+36×0.63; (0.25+1.5)×4.
(1)0.25×32×1.25
=(0.25×4)×(8×1.25)
=1×10
=10;
(2)0.37×36+36×0.63
=(0.37+0.63)×36
=1×36
=36;
(3)(0.25+1.5)×4
=0.25×4+1.5×4
=1+6
=7.
=(0.25×4)×(8×1.25)
=1×10
=10;
(2)0.37×36+36×0.63
=(0.37+0.63)×36
=1×36
=36;
(3)(0.25+1.5)×4
=0.25×4+1.5×4
=1+6
=7.
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