3.7×125%+1.25x2.7+5/4×3.6 脱式计算,简便运算.

kimc2022-10-04 11:39:541条回答

已提交，审核后显示！提交回复

共1条回复

zb19900721 共回答了17个问题 | 采纳率94.1%: 3.7×125%+1.25x2.7+5/4×3.6
=3.7×1.25+1.25x2.7+1.25×3.6
=1.25x(3.7+2.7+3.6)
=1.25x10
=12.5
如果本题有什么不明白可以追问,
另外发并点击我的头像向我求助,请谅解,; 1年前

相关推荐

能简算的要简算：3.7X125%+1.25X2.7+3.6X125%.26.8-320%-6.8-680%.5.2-（6 能简算的要简算：3.7X125%+1.25X2.7+3.6X125%.26.8-320%-6.8-680%.5.2-（60%+2.4*0.6）. 后悔的狮子1年前1: wu_vip 共回答了25个问题 | 采纳率84%

3.7x125%+1.25x2.7+3.6x125%=3.7x1.25+1.25x2.7+3.6x1.25=1.25x(3.7+2.7+3.6)=12.5

1年前查看全部

能简算的要简算：3.7X125%+1.25X2.7+3.6X125% 26.8-320%-6.8-680% 5.2-（6 能简算的要简算：3.7X125%+1.25X2.7+3.6X125% 26.8-320%-6.8-680% 5.2-（60%+2.4*0.6） mumull1年前2: gelashi 共回答了21个问题 | 采纳率90.5%

3.7X125%+1.25X2.7+3.6X125%
=3.7*1.25+1.25*2.7+3.6*1.25
=1.25*(3.7+2.7+3.6)
=1.25*10
=12.5
26.8-320%-6.8-680%
=26.8-6.8-(320%+680%)
=20-10
=10
5.2-（60%+2.4*0.6）
=5.2-[0.6(1+2.4)]
=5.2-0.6*3.4
=5.2-2.04
=3.16

1年前查看全部

大家在问