Add 21/14 and 36/10, Solve 1 7/14 + 3 6/10 as a fraction

Add 21/14 and 36/10

1^st number: 1 7/14, 2^nd number: 3 6/10

21/14 + 36/10 is 51/10.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 10 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 14 × 5 = 70,
21/14 = 21 × 5/14 × 5 = 105/70
Likewise, for the 2nd fraction, since 10 × 7 = 70,
36/10 = 36 × 7/10 × 7 = 252/70
Add the two like fractions:
105/70 + 252/70 = 105 + 252/70 = 357/70
357/70 simplified gives 51/10
So, 21/14 + 36/10 = 51/10
In mixed form: 51/10

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