Practice mode Simplification

What is the value of 1 − 1 ÷ ?

Correct answer D. 3/7

Explanation

Work upwards: 1 + 1/3 = 4/3, 1 ÷ 4/3 = 3/4, 1 + 3/4 = 7/4, 1 ÷ 7/4 = 4/7, and 1 − 4/7 = 3/7.

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