13.75 > 13.5 0.7< 0.76 米 > 0.5米
3.8×1.50.85×3.8 9.7×0.69.7-0.6
3.57×4.235.7×0.42 2.5×(4+0.4)2.5×4+0.4
5.7÷100=
21.1+1.09=
10-2.83=
8.7+0×13=
7.81×10=
3.9-1.85=
0.9+3.52=
2000÷125÷8=
803-207= ÷5= 798+150= + =
0.25×8= 1.5- = 7.5÷ = 0.77+0.3=
9.8-8= × = 45.54÷45= 24× =