Question 2 You know that 1/7 = 0.142857. Can you predict what the decimal expansion of 2/7, 3/7, 4/7, 5/7, 6/7 are, without actually doing the long division? If so, how? and also explain the trick.
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Step-by-step explanation:
1/7=0.142857
transforming the first digit last
0. 142857=0.428571=3/7
0.428571=0.285714=2/7
0.285714=0.857142=6/7
0.857142=0.571428=4/7
0.571428=0.714285=5/7
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