Add 42/28 and 72/9
1st number: 1 14/28, 2nd number: 8 0/9
42/28 + 72/9 is 19/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 9 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
42/28 = 42 × 9/28 × 9 = 378/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
72/9 = 72 × 28/9 × 28 = 2016/252 - Add the two like fractions:
378/252 + 2016/252 = 378 + 2016/252 = 2394/252 - 2394/252 simplified gives 19/2
- So, 42/28 + 72/9 = 19/2
In mixed form: 91/2
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