请出小学四年级口算,简算,脱式计算各300道.答:0.75÷15=0.05, 0.4×0.8=0.32, 4×0.25=1, 0.36+1.54=2 1.01×99=99.99, 420÷35=12, 25×12=300, 135÷0.5=270 3/4 + 1/4 =1, 2 + 4/9 =22/9, 3 - 2/3 =7/3, 3/4 - 1/2= 1/4 1/6 + 1/2 -1/6 =1/2, 7.5-(2.5+3.8)=1....
给我小学5年级下册简算,脱式计算,口算,竖式计算(乘除小数),应用题各150...答:1.01×99= , 420÷35= 25×12= 135÷0.5= , 3 - 2/3 = 3/4 - 1/2= 1/6 + 1/2 - = , 7.5-(2.5+3.8)= , 7/8 + 3/8 = 3/10 +1/5 = , 4/5 - 7/10 = , 2 - 1/6 -1/3 = 0.51÷17= , 32.8+19= 5.2÷1.3= , 1.6×0.4= 4.9×0.7= , 1÷5= 6÷12= 0.87-...