Add 56/7 and 54/20
1st number: 8 0/7, 2nd number: 2 14/20
56/7 + 54/20 is 107/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 7 × 20 = 140,
56/7 = 56 × 20/7 × 20 = 1120/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
54/20 = 54 × 7/20 × 7 = 378/140 - Add the two like fractions:
1120/140 + 378/140 = 1120 + 378/140 = 1498/140 - 1498/140 simplified gives 107/10
- So, 56/7 + 54/20 = 107/10
In mixed form: 107/10
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