6﹣3.4= 160×60= 0.5+2.37= 7.6+2.4=1.6﹣0.7= 6÷1000= 0.009×100= 45÷3=
口算 0.1×100= 7.2÷10= 93÷100= 0.25×1000= 159+61= 600÷20= 78+222= 405﹣60= 17×11= 0.4+7.5= 9.3﹣2.7= 1﹣0.09= 7600÷400= 480÷120= 695﹣75= 1000÷8=
40×0.5=6.8÷4= 14×0.5= 12.5÷5= 3.2÷0.8= 4×9.5×2.5= 15×0.04= 3÷0.6= (3.6﹣3.6)÷9.1= .
列竖式计算. 1.05×0.86= 0.32÷0.025=(用乘法验算) 3.38÷1.8=(商用循环小数)
直接写得数. 0.01×6.8= 3.6÷0.4= 1.25×4.3×0.8= 7.2÷36= 4.8×0.2= 3÷0.25÷4= 3.7+2.5= 2.87÷0.7= 2.7×0.6+0.6×0.3=
直接写出结果: 0.25×4= 4.8÷8= 0.5+0.5÷0.5= 50×0.8= 0.99÷33= 1.25×80= 4.5×0.1= 2.4÷0.8= 0.67+1.24= 9.6÷1.6= 2.5×0.4= 8.2÷0.01= 1.3×7= 5.2÷1.3= 1.5×8= 0.8×11= 7.2÷0.08=(2.7﹣2.7)×3.5= 2÷0.4= 3.06×0.2=