Add 84/98 and 90/45
1st number: 84/98, 2nd number: 2 0/45
84/98 + 90/45 is 20/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 45 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 98 × 45 = 4410,
84/98 = 84 × 45/98 × 45 = 3780/4410 - Likewise, for the 2nd fraction, since 45 × 98 = 4410,
90/45 = 90 × 98/45 × 98 = 8820/4410 - Add the two like fractions:
3780/4410 + 8820/4410 = 3780 + 8820/4410 = 12600/4410 - 12600/4410 simplified gives 20/7
- So, 84/98 + 90/45 = 20/7
In mixed form: 26/7
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