Add 98/45 and 84/20
1st number: 2 8/45, 2nd number: 4 4/20
98/45 + 84/20 is 287/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
98/45 = 98 × 4/45 × 4 = 392/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
84/20 = 84 × 9/20 × 9 = 756/180 - Add the two like fractions:
392/180 + 756/180 = 392 + 756/180 = 1148/180 - 1148/180 simplified gives 287/45
- So, 98/45 + 84/20 = 287/45
In mixed form: 617/45
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