Add 56/20 and 54/45
1st number: 2 16/20, 2nd number: 1 9/45
56/20 + 54/45 is 4/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
56/20 = 56 × 9/20 × 9 = 504/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
54/45 = 54 × 4/45 × 4 = 216/180 - Add the two like fractions:
504/180 + 216/180 = 504 + 216/180 = 720/180 - 720/180 simplified gives 4/1
- So, 56/20 + 54/45 = 4/1
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