Add 18/42 and 72/98
18/42 + 72/98 is 57/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 98 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
18/42 = 18 × 7/42 × 7 = 126/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
72/98 = 72 × 3/98 × 3 = 216/294 - Add the two like fractions:
126/294 + 216/294 = 126 + 216/294 = 342/294 - 342/294 simplified gives 57/49
- So, 18/42 + 72/98 = 57/49
In mixed form: 18/49
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