Make each of these numbers using only 4's, and the operations +, -, ÷ and ×. For detailed contest rules, see the "Fours" Contest Page
| 821 = |
822 = |
|---|---|
| 823 = |
824 = |
| 825 = |
826 = |
| 827 = |
828 = |
| 829 = |
830 = |
| 831 = |
832 = |
| 833 = |
834 = |
| 835 = |
836 = |
| 837 = |
838 = |
| 839 = |
840 = |
Name :
Grade :
How many 4's did you use on this page ?