五年级上册数学口算题训练
4.25×4= 0. 07×0.5= 33×0.04= 6.5×4=
2.3×0.06= 15×0.08= 0.09×0.9= 4.7×0.1=
54×0.8= 1.6×0.03= 0.8×0.9= 0.6×100=
17.5×0.01= 3.2×0.5= 25×0.4= 12.5×0.8=
6×6.5= 3.6×0.7= 6.5×0.4= 8.5×0.2=
0.66×0.3= 2.5×0.4= 7.7×0.8= 0.012×20=
所需点数：2
