Question
Which signs should be interchange to make the given
equation correct. 15 ÷ 3 + 7 × 3 - 4 = 0Solution
If we interchange (×) and (-) then equation become correct: 15 ÷ 3 + 7 × 3 - 4 = 0 5 + 7 – 3 × 4 = 0 12 -12 = 0 0 = 0
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