Make each of these numbers using only 4's, and the operations +, -, ÷ and ×. For detailed contest rules, see the "Fours" Contest Page
| 681 = |
682 = |
|---|---|
| 683 = |
684 = |
| 685 = |
686 = |
| 687 = |
688 = |
| 689 = |
690 = |
| 691 = |
692 = |
| 693 = |
694 = |
| 695 = |
696 = |
| 697 = |
698 = |
| 699 = |
700 = |
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Grade :
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