资源描述
1、列竖式计算 27.09-9.28 = 22.45-19.156= 9.07+2.88=
5.32+14.89= 7.68-5.99= 10.73+18.625=
72.2+72.8= 0.121+9.879= 2.98+1.022=
50-18.43= 12.20-9.09= 30.05-13.47=
26.3+19.12= 28.6-15.46= 53-15.78=
2. 脱式计算
3.7+1.98+0.02+6.3 13.2-4.64+6.8-5.36
9.02-5.23-1.89 19.38-(5.38+2.43)
10-3.25-3.75 5.36-4.28+4.64-2.72
37.7-(8.98+7.7) 1-(0.213+0.199)
15.73-(6.25+3.73) 10-7.24+5.87 5-(4.19-2.83)
70.9-1.25-1.75 9.05-8.8+3.21
2.54+9.16+9.46-9.16 54.36-(38.08+13.95)
4.93-2.85-1.93 (27.16-8.223)+(72.48-27.847)
10-3.68-4.32 100-[45-(30.62+9.38)]
15.89-(5.89+6.98) 4.9+12.87-5.38
75.6-10.8-9.2 1.39+0.72+0.61+3.28
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