Add 90/98 and 50/21
1st number: 90/98, 2nd number: 2 8/21
90/98 + 50/21 is 485/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 21 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 21 × 14 = 294,
50/21 = 50 × 14/21 × 14 = 700/294 - Add the two like fractions:
270/294 + 700/294 = 270 + 700/294 = 970/294 - 970/294 simplified gives 485/147
- So, 90/98 + 50/21 = 485/147
In mixed form: 344/147
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