Question
If ‘+’ means ‘-’, ‘×’ means ‘+’,
‘-’ means ‘÷’ and ‘÷’ means ‘×’, then what is the value of the following expression? 54 × 49 ÷ 7 + 357 – 7Solution
54 × 49 ÷ 7 + 357 – 7 54 + 49 × 7 – 357 ÷ 7 54 + 343 – 51 397 – 51= 346.
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