小学数学五年级小数加减乘除法口算练习题

0.17+0.6= 0.83-0.6=0.2+0.78= 0.617XX 300= 0.98-0.09=10.2+0.02= 0.15+0.7=0.7=6.7+2.5= 10.2+0.2= 3.2-3