Add 56/42 and 84/90, Solve 1 14/42 + 84/90 as a fraction

Add 56/42 and 84/90

1^st number: 1 14/42, 2^nd number: 84/90

56/42 + 84/90 is 34/15.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 90 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 42 × 15 = 630,
56/42 = 56 × 15/42 × 15 = 840/630
Likewise, for the 2nd fraction, since 90 × 7 = 630,
84/90 = 84 × 7/90 × 7 = 588/630
Add the two like fractions:
840/630 + 588/630 = 840 + 588/630 = 1428/630
1428/630 simplified gives 34/15
So, 56/42 + 84/90 = 34/15
In mixed form: 24/15

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