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大小:22.50 KB
页数:3页
时间:2020-03-09
《四年级下册小数的简便运算.doc》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、简便运算6.28+5.06+4.0451.27-8.66-1.342.43-(0.28+1.43)52.89-(13.54+6.89)53.14+(16.57+6.86)22.6-(3.9+12.6)32.8+3.02+17.2100-36.4-43.66.02+4.3+3.987.45+8.29+2.5513.78-(0.87+0.69)10-3.62-1.3875.8-32.5-6.751.83+3.79+0.173.2-4.3+1.88.2-1.86-14.424.8+14.6+15.45.85-1.75-0.255.85+1.89+2.153.8+14.6
2、+6.219-9.05-0.956.54-2.36-3.644.6+14.3+5.715-1.2-0.82.6+6.92+3.451.69-(11.69+10.15)18.76-(5.76+2.9)3.73+5.27+1.275.8-3.25-6.75100-36.4-43.632.8+3.02+17.27.45+8.29+2.5513.78-(0.78+0.5)8.38+9.43+6.625.86-1.77+2.5417.34-(9.8+6.34)0.93+5.45+4.5532-6.34-3.662.5+3.25+0.753.8+6.5+6.2100-5.6-
3、4.46.76+2.77+3.23
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