Add 70/84 and 98/60, Solve 70/84 + 1 38/60 as a fraction

Add 70/84 and 98/60

1^st number: 70/84, 2^nd number: 1 38/60

70/84 + 98/60 is 37/15.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 60 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 84 × 5 = 420,
70/84 = 70 × 5/84 × 5 = 350/420
Likewise, for the 2nd fraction, since 60 × 7 = 420,
98/60 = 98 × 7/60 × 7 = 686/420
Add the two like fractions:
350/420 + 686/420 = 350 + 686/420 = 1036/420
1036/420 simplified gives 37/15
So, 70/84 + 98/60 = 37/15
In mixed form: 27/15

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