Add 72/42 and 12/32, Solve 1 30/42 + 12/32 as a fraction

Add 72/42 and 12/32

1^st number: 1 30/42, 2^nd number: 12/32

72/42 + 12/32 is 117/56.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 32 is 672

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 42 × 16 = 672,
72/42 = 72 × 16/42 × 16 = 1152/672
Likewise, for the 2nd fraction, since 32 × 21 = 672,
12/32 = 12 × 21/32 × 21 = 252/672
Add the two like fractions:
1152/672 + 252/672 = 1152 + 252/672 = 1404/672
1404/672 simplified gives 117/56
So, 72/42 + 12/32 = 117/56
In mixed form: 25/56

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