50×20= |
1200÷4= |
99×0= |
630÷7= |
12×6= |
3.7+4.5= |
400×20= |
96÷3= |
180×2= |
0÷40= |
4.2+0.5= |
720÷8= |
30×60= |
41-23= |
2800÷7= |
178÷6≈ |
425÷7≈ |
78÷4≈ |