0.2×8= 12.5×8= 6.2+0.04= 2.5×0.4=
0.6×0.7= 6-0.7= 0.04×0.3= 0.5×2.4=
5.18+3.02= 1.41×1000= 2.5-2.5×0.1= 1.25×8×0.5=
微信扫码预览、分享更方便