Question

8. Write the digits 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9 in this order and insert'+'or'-' between them to get t
result.
(b) -3
(a) 5​

Answer 1

Answer:

(B) -3

1+2+3+4+5+6-7-8-9=. -3

(A) 5

1-2-3-4-5-6+7+8+9=. 5

I hope this helps you

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Answer 2

Answer:

(b) (0+1+2+3+4+5+6)-(7+8+9) = 21-24= -3

(a) (0+1-2-3)-(4+5+6)+(7+8+9) = -4-15+24= -19+24= 5

hope it helps :)