Add 14/21 and 42/10, Solve 14/21 + 4 2/10 as a fraction

Add 14/21 and 42/10

1^st number: 14/21, 2^nd number: 4 2/10

14/21 + 42/10 is 73/15.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 10 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 21 × 10 = 210,
14/21 = 14 × 10/21 × 10 = 140/210
Likewise, for the 2nd fraction, since 10 × 21 = 210,
42/10 = 42 × 21/10 × 21 = 882/210
Add the two like fractions:
140/210 + 882/210 = 140 + 882/210 = 1022/210
1022/210 simplified gives 73/15
So, 14/21 + 42/10 = 73/15
In mixed form: 413/15

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