问题
解答题
138×1
|
答案
138×1
+23.3×(2-75%)-125%×38+(1+0.25)×28.7,1 4
=138×1.25+23.3×1.25-1.25×38+1.25×28.7,
=1.25×(138+23.3-38+28.7),
=1.25×(100+52),
=1.25×100+1.25×4×13,
=125+65,
=190.
138×1
|
138×1
+23.3×(2-75%)-125%×38+(1+0.25)×28.7,1 4
=138×1.25+23.3×1.25-1.25×38+1.25×28.7,
=1.25×(138+23.3-38+28.7),
=1.25×(100+52),
=1.25×100+1.25×4×13,
=125+65,
=190.