Add 60/84 and 90/45
1st number: 60/84, 2nd number: 2 0/45
60/84 + 90/45 is 19/7.
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,
60/84 = 60 × 15/84 × 15 = 900/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
90/45 = 90 × 28/45 × 28 = 2520/1260 - Add the two like fractions:
900/1260 + 2520/1260 = 900 + 2520/1260 = 3420/1260 - 3420/1260 simplified gives 19/7
- So, 60/84 + 90/45 = 19/7
In mixed form: 25/7
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