Add 42/49 and 30/10, Solve 42/49 + 3 0/10 as a fraction

Add 42/49 and 30/10

1^st number: 42/49, 2^nd number: 3 0/10

42/49 + 30/10 is 27/7.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 10 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 49 × 10 = 490,
42/49 = 42 × 10/49 × 10 = 420/490
Likewise, for the 2nd fraction, since 10 × 49 = 490,
30/10 = 30 × 49/10 × 49 = 1470/490
Add the two like fractions:
420/490 + 1470/490 = 420 + 1470/490 = 1890/490
1890/490 simplified gives 27/7
So, 42/49 + 30/10 = 27/7
In mixed form: 36/7

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