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Grade 126 grade maths

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.

Profile image of Pawan Prajapati
5 Years agoGrade 12
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1 Answer

Profile image of Harshit Singh
5 Years 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