Add 21/35 and 36/10, Solve 21/35 + 3 6/10 as a fraction

Add 21/35 and 36/10

1^st number: 21/35, 2^nd number: 3 6/10

21/35 + 36/10 is 21/5.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 10 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 35 × 2 = 70,
21/35 = 21 × 2/35 × 2 = 42/70
Likewise, for the 2nd fraction, since 10 × 7 = 70,
36/10 = 36 × 7/10 × 7 = 252/70
Add the two like fractions:
42/70 + 252/70 = 42 + 252/70 = 294/70
294/70 simplified gives 21/5
So, 21/35 + 36/10 = 21/5
In mixed form: 41/5

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