Add 45/36 and 42/28
1st number: 1 9/36, 2nd number: 1 14/28
45/36 + 42/28 is 11/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
45/36 = 45 × 7/36 × 7 = 315/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
42/28 = 42 × 9/28 × 9 = 378/252 - Add the two like fractions:
315/252 + 378/252 = 315 + 378/252 = 693/252 - 693/252 simplified gives 11/4
- So, 45/36 + 42/28 = 11/4
In mixed form: 23/4
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