Add 36/21 and 35/30, Solve 1 15/21 + 1 5/30 as a fraction

Add 36/21 and 35/30

1^st number: 1 15/21, 2^nd number: 1 5/30

36/21 + 35/30 is 121/42.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 30 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 21 × 10 = 210,
36/21 = 36 × 10/21 × 10 = 360/210
Likewise, for the 2nd fraction, since 30 × 7 = 210,
35/30 = 35 × 7/30 × 7 = 245/210
Add the two like fractions:
360/210 + 245/210 = 360 + 245/210 = 605/210
605/210 simplified gives 121/42
So, 36/21 + 35/30 = 121/42
In mixed form: 237/42

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