Add 25/84 and 63/45
1st number: 25/84, 2nd number: 1 18/45
25/84 + 63/45 is 713/420.
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,
25/84 = 25 × 15/84 × 15 = 375/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
63/45 = 63 × 28/45 × 28 = 1764/1260 - Add the two like fractions:
375/1260 + 1764/1260 = 375 + 1764/1260 = 2139/1260 - 2139/1260 simplified gives 713/420
- So, 25/84 + 63/45 = 713/420
In mixed form: 1293/420
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