Question 1Make up as many expressions with numbers no v
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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.
Please scroll down to see the correct answer and solution guide.
Right Answer is:
SOLUTION
(a) (8 x 5) – 7
(b) (8 + 5) – 7
(c) (8 x 7) – 5
(d) (8 + 7) – 5
(e) 5 x (7 + 8)
(f) 5 + (7 x 8)
(g) 5 + (8 – 7)
(h) 5 – (7 + 8)
(i) 5- (7 - 8)
(j) 5 + (7 - 8)
Similarly, more expressions could be made.