Add 10/15 and 80/35, Solve 10/15 + 2 10/35 as a fraction

Add 10/15 and 80/35

1^st number: 10/15, 2^nd number: 2 10/35

10/15 + 80/35 is 62/21.

Find the least common denominator or LCM of the two denominators:
LCM of 15 and 35 is 105

Next, find the equivalent fraction of both fractional numbers with denominator 105
For the 1st fraction, since 15 × 7 = 105,
10/15 = 10 × 7/15 × 7 = 70/105
Likewise, for the 2nd fraction, since 35 × 3 = 105,
80/35 = 80 × 3/35 × 3 = 240/105
Add the two like fractions:
70/105 + 240/105 = 70 + 240/105 = 310/105
310/105 simplified gives 62/21
So, 10/15 + 80/35 = 62/21
In mixed form: 220/21

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