Question 78

In the following question, which one of the four interchanges in signs and numbers would make the given equation correct?7 $$\div$$ 2 - 4 + 1 = 6

Solution

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Option c

2 interchange by 4 & ÷ by-

now expression become

$$7 - 4 \div 2 + 1 = 6$$

be solving we get

$$6 = 6$$

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