Add 18/28 and 54/49
1st number: 18/28, 2nd number: 1 5/49
18/28 + 54/49 is 171/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 49 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
18/28 = 18 × 7/28 × 7 = 126/196 - Likewise, for the 2nd fraction, since 49 × 4 = 196,
54/49 = 54 × 4/49 × 4 = 216/196 - Add the two like fractions:
126/196 + 216/196 = 126 + 216/196 = 342/196 - 342/196 simplified gives 171/98
- So, 18/28 + 54/49 = 171/98
In mixed form: 173/98
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