Add 70/49 and 12/56, Solve 1 21/49 + 12/56 as a fraction

Add 70/49 and 12/56

1^st number: 1 21/49, 2^nd number: 12/56

70/49 + 12/56 is 23/14.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 56 is 392

Next, find the equivalent fraction of both fractional numbers with denominator 392
For the 1st fraction, since 49 × 8 = 392,
70/49 = 70 × 8/49 × 8 = 560/392
Likewise, for the 2nd fraction, since 56 × 7 = 392,
12/56 = 12 × 7/56 × 7 = 84/392
Add the two like fractions:
560/392 + 84/392 = 560 + 84/392 = 644/392
644/392 simplified gives 23/14
So, 70/49 + 12/56 = 23/14
In mixed form: 19/14

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