Add 70/42 and 28/9, Solve 1 28/42 + 3 1/9 as a fraction

Add 70/42 and 28/9

1^st number: 1 28/42, 2^nd number: 3 1/9

70/42 + 28/9 is 43/9.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 9 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 42 × 3 = 126,
70/42 = 70 × 3/42 × 3 = 210/126
Likewise, for the 2nd fraction, since 9 × 14 = 126,
28/9 = 28 × 14/9 × 14 = 392/126
Add the two like fractions:
210/126 + 392/126 = 210 + 392/126 = 602/126
602/126 simplified gives 43/9
So, 70/42 + 28/9 = 43/9
In mixed form: 47/9

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