Add 98/84 and 63/45
1st number: 1 14/84, 2nd number: 1 18/45
98/84 + 63/45 is 77/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 84 × 15 = 1260,
98/84 = 98 × 15/84 × 15 = 1470/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
63/45 = 63 × 28/45 × 28 = 1764/1260 - Add the two like fractions:
1470/1260 + 1764/1260 = 1470 + 1764/1260 = 3234/1260 - 3234/1260 simplified gives 77/30
- So, 98/84 + 63/45 = 77/30
In mixed form: 217/30
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