Add 90/98 and 4/15
90/98 + 4/15 is 871/735.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 15 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 98 × 15 = 1470,
90/98 = 90 × 15/98 × 15 = 1350/1470 - Likewise, for the 2nd fraction, since 15 × 98 = 1470,
4/15 = 4 × 98/15 × 98 = 392/1470 - Add the two like fractions:
1350/1470 + 392/1470 = 1350 + 392/1470 = 1742/1470 - 1742/1470 simplified gives 871/735
- So, 90/98 + 4/15 = 871/735
In mixed form: 1136/735
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