Make each of these numbers using only 4's, and the operations +, -, ÷ and ×. For detailed contest rules, see the "Fours" Contest Page
| 521 = |
522 = |
|---|---|
| 523 = |
524 = |
| 525 = |
526 = |
| 527 = |
528 = |
| 529 = |
530 = |
| 531 = |
532 = |
| 533 = |
534 = |
| 535 = |
536 = |
| 537 = |
538 = |
| 539 = |
540 = |
Name :
Grade :
How many 4's did you use on this page ?