Add 5/3 and 21/70, Solve 1 2/3 + 21/70 as a fraction

Add 5/3 and 21/70

1^st number: 1 2/3, 2^nd number: 21/70

5/3 + 21/70 is 59/30.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 70 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 3 × 70 = 210,
5/3 = 5 × 70/3 × 70 = 350/210
Likewise, for the 2nd fraction, since 70 × 3 = 210,
21/70 = 21 × 3/70 × 3 = 63/210
Add the two like fractions:
350/210 + 63/210 = 350 + 63/210 = 413/210
413/210 simplified gives 59/30
So, 5/3 + 21/70 = 59/30
In mixed form: 129/30

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