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1. 3 - (5 – 6 ÷ 3) 2. (– 25) + 14 ÷ (5 - 3) 3. 27 - [38 - {46 - (15 - 13 - 2)}] 4. 36 - [18 - {14 - (15 – 4 ÷ 2 x 2)}] 5. 45 - [38 - {60 ÷ 3 – (6 - 9 ÷ 3) ÷ 3}]6. 23 - [23 - {23 - (23 - 23 - 23)}] 7. 2550 - [510 - {270 - (90 - 80 + 70)}] 8. 63 - (-3) {-2 - 8 - 3} ÷ 3{5 + (-2) (-1)} |
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