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1.138×1又4/1+23.3×（2-75%）-125%×38+（1+0.25）×28.72.20052005/20062006+362+548×361/362×548-186=3.51又4/1×4/5+61又5/1×5/6＋71又6/1×6/7
题目详情
1.138×1又4/1+23.3×（2-75%）-125%×38+（1+0.25）×28.7
2.20052005/20062006+362+548×361/362×548-186=
3.51又4/1×4/5+61又5/1×5/6＋71又6/1×6/7
2.20052005/20062006+362+548×361/362×548-186=
3.51又4/1×4/5+61又5/1×5/6＋71又6/1×6/7
▼优质解答
答案和解析
1.138×1又4/1+23.3×（2-75%）-125%×38+（1+0.25）×28.7
=138*1.25+23.3*1.25-38*1.25+28.7*1.25
=1.25(138-38+23.3+28.7)
=1.25*(100+52)
=125+65
=190
2.20052005/20062006+362+548×361/362×548-186=
3.51又4/1×4/5+61又5/1×5/6＋71又6/1×6/7
=138*1.25+23.3*1.25-38*1.25+28.7*1.25
=1.25(138-38+23.3+28.7)
=1.25*(100+52)
=125+65
=190
2.20052005/20062006+362+548×361/362×548-186=
3.51又4/1×4/5+61又5/1×5/6＋71又6/1×6/7
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