Add 5/84 and 63/45
1st number: 5/84, 2nd number: 1 18/45
5/84 + 63/45 is 613/420.
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,
5/84 = 5 × 15/84 × 15 = 75/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
63/45 = 63 × 28/45 × 28 = 1764/1260 - Add the two like fractions:
75/1260 + 1764/1260 = 75 + 1764/1260 = 1839/1260 - 1839/1260 simplified gives 613/420
- So, 5/84 + 63/45 = 613/420
In mixed form: 1193/420
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