Subtract 70/49 from 2/6, Solve 2/6 - 1 21/49 as a fraction

Subtract 70/49 from 2/6

1^st number: 2/6, 2^nd number: 1 21/49

2/6 - 70/49 is -23/21.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 49 is 294

Next, find the equivalent fraction of both fractional numbers with denominator 294
For the 1st fraction, since 6 × 49 = 294,
2/6 = 2 × 49/6 × 49 = 98/294
Likewise, for the 2nd fraction, since 49 × 6 = 294,
70/49 = 70 × 6/49 × 6 = 420/294
Subtract the two like fractions:
98/294 - 420/294 = 98 - 420/294 = -322/294
After reducing the fraction, the answer is -23/21

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