Question

1. Make up as many expressions with numbers (no variables) as you can from three numbers 5, 7 and 8. Every number should be used not more than once. Use only
addition, subtraction and multiplication.​

Answer 1

1. 7+8*5
2. 7*8-5
3. 8*5+7
4. 7+8+5
5. 7-8-5
6. 8*7-5

8. 8*5-7

9. 7-8+5

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