1) 18 - { 10 - 5 + 6 ( 8- 7 )}
2) 121 ÷11 × 3 + 8 { - 4 + 7 ( 6 - 8 +7 )}
3) 2 - [ 6 - 7 + 3 - { 2× 4- ( 21 ÷ 3+ 1 )}]
PLEASE SOLVE THE PROBLEM
Answers
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Answer:
- 18 - { 10 - 5 + 6 ( 8- 7 )}
= 18 - {10-5+6(-1)}
= 18-{10-11)
= 18 - (-1)
= 19
- 121 ÷11 × 3 + 8 { - 4 + 7 ( 6 - 8 +7 )}
= 121 ÷ 11×3+8{-4+7*5}
= 121÷11*3+8(31)
= 33+248
= 281
=.
- 2 - [ 6 - 7 + 3 - { 2× 4- ( 21 ÷ 3+ 1 )}]
= do ur self .
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