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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.

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.

Grade:12

1 Answers

Anand Kumar Pandey
askIITians Faculty 5859 Points
one month ago
Dear Student

Some of the expressions formed by 5, 7 and 8 are as follows
5 × (8–7)
5 × (8 + 7)
(8 + 5) × 7
(8–5) × 7
(7 + 5) × 8
(7–5) × 8

​​Thanks

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