Add 90/98 and 3/42
90/98 + 3/42 is 97/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 42 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 98 × 3 = 294,
90/98 = 90 × 3/98 × 3 = 270/294 - Likewise, for the 2nd fraction, since 42 × 7 = 294,
3/42 = 3 × 7/42 × 7 = 21/294 - Add the two like fractions:
270/294 + 21/294 = 270 + 21/294 = 291/294 - 291/294 simplified gives 97/98
- So, 90/98 + 3/42 = 97/98
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