3.6×2.9= 0.36×2.9= 1.044÷2.9=
12.56×0.980.98 5.6÷0.25.6
3.8÷0.13.8×10 8.42÷1.48.42
4.8÷0.64.8×0.6 8.78×1.38.78
5.66÷1.015.66 0.728÷0.950.728 1.991.99÷1
3.25×0.93.25 1.8÷0.51.8×0.5 4.3734.3737…
6.48÷2.1=÷21 2.83÷0.34=÷34
5.2÷0.72=÷72 161÷0.86=÷86
3+6+4=
8+5+2=
6+7-2=
19-3-5=
9+7-3=
14-4+6=