五年级计算能力训练题.docx

0.32X5=1.8F0.3二3.2-0.1二0.27F0.03二1.8X20=0.01F0.1二6.5X10=80X0.3=18X0.01=2.5-2.5F5二0F4.61二0.03X2.3=1.25X0.8=0.42F0.7二1.55=5.1F0.3二2.3X0.4二5.6+5.4=0.25X4=6.36-2.6=2、用竖式计算：0.37X2.4-1.55F3.8（保留一位小数）3、递等式计算，能简便的用简便方法计算。5.5X8.2+1.8X5.50.25X0.89X44.8X0.988.8X1.257.65F0.85+1.123.45.2X3.24、解方程1.8x=72xF5.4=1.2x32.5=94x+4.2=14.81小学数学五年级上册计算能力训练（三）1、直接写出得数。0.4X5=4.2F0.2=4.2-1.6二21.7F0.07二1.6X7=25.25F5二1.25