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

Add 21/35 and 5/30

21/35 + 5/30 is 23/30.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 35 × 6 = 210,
21/35 = 21 × 6/35 × 6 = 126/210
Likewise, for the 2nd fraction, since 30 × 7 = 210,
5/30 = 5 × 7/30 × 7 = 35/210
Add the two like fractions:
126/210 + 35/210 = 126 + 35/210 = 161/210
161/210 simplified gives 23/30
So, 21/35 + 5/30 = 23/30

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