Add 56/45 and 90/84
1st number: 1 11/45, 2nd number: 1 6/84
56/45 + 90/84 is 1459/630.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 84 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
56/45 = 56 × 28/45 × 28 = 1568/1260 - Likewise, for the 2nd fraction, since 84 × 15 = 1260,
90/84 = 90 × 15/84 × 15 = 1350/1260 - Add the two like fractions:
1568/1260 + 1350/1260 = 1568 + 1350/1260 = 2918/1260 - 2918/1260 simplified gives 1459/630
- So, 56/45 + 90/84 = 1459/630
In mixed form: 2199/630
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Related: 56/90+90/84