Add 10/30 and 90/14, Solve 10/30 + 6 6/14 as a fraction

Add 10/30 and 90/14

1^st number: 10/30, 2^nd number: 6 6/14

10/30 + 90/14 is 142/21.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 14 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 30 × 7 = 210,
10/30 = 10 × 7/30 × 7 = 70/210
Likewise, for the 2nd fraction, since 14 × 15 = 210,
90/14 = 90 × 15/14 × 15 = 1350/210
Add the two like fractions:
70/210 + 1350/210 = 70 + 1350/210 = 1420/210
1420/210 simplified gives 142/21
So, 10/30 + 90/14 = 142/21
In mixed form: 616/21

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