Add 98/42 and 18/72, Solve 2 14/42 + 18/72 as a fraction

Add 98/42 and 18/72

1^st number: 2 14/42, 2^nd number: 18/72

98/42 + 18/72 is 31/12.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 72 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 42 × 12 = 504,
98/42 = 98 × 12/42 × 12 = 1176/504
Likewise, for the 2nd fraction, since 72 × 7 = 504,
18/72 = 18 × 7/72 × 7 = 126/504
Add the two like fractions:
1176/504 + 126/504 = 1176 + 126/504 = 1302/504
1302/504 simplified gives 31/12
So, 98/42 + 18/72 = 31/12
In mixed form: 27/12

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