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1、精选优质文档-倾情为你奉上小数计算题 用竖式计算 班级: 姓名:85.4416 42.847 101.79 67.515 21.2436 0.73623 43.512 35.217 6.210.03 2101.4 51.30.27 91.23.8 0.660.3 11.971.5 69.62.9 150.06 3.771.8 0.0296 5.220.3 9.990.024.670.9 52.44 9.4350.002 5.66.5(循环小数的用简便方法,除不尽保留2位小数):8.20.12 0.80.9 4.73 1.251.23242 8.336.2 1.70.03 2.410.72.50
2、.7= (保留三位小数) 10.13.3= (商用循环小数)10.7512.5= (用乘法验算) 3.259.04= (用除法验算)脱式计算(能简算的要简算)2.57.14 16.129916.12 5.20.90.97.2899+7.28 4.3500.2 642.640.54.8100.1 56.59956.5 7.0910.80.87.094.85 + 0.35 1.4 8.7 17.4 - 8.7 7.4 12.50.42.58 6.81+6.8199 0.2518540 4.40.83.40.8(9.37+937+937+937) 25 2.376.3+2.373.7 2.51.25
3、0.32 2.5(3.80.04) 0.12572 6.80.750.5 3.750.1252.75 1.53+23.47.29.599 13.50.98 12.58.8解方程5.3+7x=7.4 3x5=4.8 X-0.8X=6 2x+8x=4.8 7(x-2)=49 48+2x=36 9.4x0.4x16.2 220.4x=12 6.7x60.36.7 12 0.5x8 126-3.5x=56 口算3.41.4= 7.827.2= 2.199.1= 10.10.89= 8.15.1= 0.7280.24= 0.80.18= 0.890.25= 10.98= 0.0480.52= 19.9+
4、11.1= 1871000= 1+3.89= 0.08110= 7510= 0.960.8= 0.87 1.57 1.328 0.78 10.32 50.6 0.90.3 3.50.2 2.010 100.05 0.137 0.211000.74 0.054 40.3 0.17+0.06= 1.02-0.09= 7200800= 0.17+0.6= 0.83-0.6= 0.98-0.09= 0.2+0.78= 600500= 10.2+0.02= 0.15+0.7= 10.2+0.2= 8500500= 0.35+0.5= 0.35+0.63= 350070= 3.8+0.38= 750025
5、0= 450+780= 4.5-0.4= 9.5-5= 3309= 9.53-1.53= 9.5-0.5= 3.5+2.4= 1-0.95= 0.3+0.27= 0.47+0.13= 4.5+4= 4-0.6= 0.95+0.05= 2.5+3.2= 0.74+0.16= 2.3100= 9.8-4.8= 48040= 0.53100= 5.1+2.3= 12580= 0.07810= 0.52+0.4= 7012=0.25100= 3.4-2.8= 0.6-0.37= 0.05210= 10+0.08= 1-0.75= 0.51000= 7.82+0.3= 13.5+6.5= 3.05100= 1.2-0.8= 21.6-12.6= 63100= 0.83-0.5= 0.76+0.14= 801000= 2.7+0.4= 0.72-0.43= 30100= 0.92-0.2= 3.5+4.8= 3.5+2.4= 5+0.07= 1-0.61= 0.47+0.23= 0.25+0.75= 3.7+0.33= 0.51+0.33= 1-0.6= 8-4.6 0.52+0.4= 6.45+5.5= 专心-专注-专业
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