Add 80/45 and 20/56
1st number: 1 35/45, 2nd number: 20/56
80/45 + 20/56 is 269/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 56 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 45 × 56 = 2520,
80/45 = 80 × 56/45 × 56 = 4480/2520 - Likewise, for the 2nd fraction, since 56 × 45 = 2520,
20/56 = 20 × 45/56 × 45 = 900/2520 - Add the two like fractions:
4480/2520 + 900/2520 = 4480 + 900/2520 = 5380/2520 - 5380/2520 simplified gives 269/126
- So, 80/45 + 20/56 = 269/126
In mixed form: 217/126
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