Add 12/42 and 72/98
12/42 + 72/98 is 50/49.
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,
12/42 = 12 × 7/42 × 7 = 84/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
72/98 = 72 × 3/98 × 3 = 216/294 - Add the two like fractions:
84/294 + 216/294 = 84 + 216/294 = 300/294 - 300/294 simplified gives 50/49
- So, 12/42 + 72/98 = 50/49
In mixed form: 11/49
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