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Make up as many expressions with numbers...

Make up as many expressions with numbers (on variables) as you can from three 5,7 and 8. Every number should be used not more than once. Use only addition, subtraction and multiplication. (Hint: Three possible expressions are 5+(8-7), 5-(8-7),(5×8)+7, make the other expressions.)

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SUBHASH PUBLICATION-ALGEBRA-Exercise
  1. To find sum of three numbers 14,27 and 13, we can have two ways:(a) We...

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  2. To find sum of three numbers 14,27 and 13, we can have two ways : we m...

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  3. Make up as many expressions with numbers (on variables) as you can fro...

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  4. Which out of the following are expressions with numbers only? (a) y+3

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  5. Which out of the following are expressions with numbers only? (b) (7×2...

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  6. Which out of the following are expressions with numbers only? (c) 5(21...

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  7. Which out of the following are expressions with numbers only? (d) 5

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  8. Which out of the following are expressions with numbers only? (e) 3x

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  9. Which out of the following are expressions with numbers only? (f) 5-5n

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  10. Which out of the following are expressions with numbers only? (g) (7×2...

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  11. Identify the operations (addition, subtraction, division, multiplicati...

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  12. Identify the operations (addition, subtraction, division, multiplicati...

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  13. Identify the operations (addition, subtraction, division, multiplicati...

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  14. Identify the operations (addition, subtraction, division, multiplicati...

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  15. Give expressions for the following cases.(a) 7 added to p

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  16. Give expressions for the following cases.(b) 7 subtracted from p

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  17. Give expressions for the following cases.(c) p multiplied by 7

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  18. Give expressions for the following cases.(d) p divided by 7

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  19. Give expressions for the following cases.(e) 7 subtracted from -m

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  20. Give expressions for the following cases.(f) -p multiplied by 5

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