Add 84/56 and 20/7
1st number: 1 28/56, 2nd number: 2 6/7
84/56 + 20/7 is 61/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
84/56 = 84 × 1/56 × 1 = 84/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
20/7 = 20 × 8/7 × 8 = 160/56 - Add the two like fractions:
84/56 + 160/56 = 84 + 160/56 = 244/56 - 244/56 simplified gives 61/14
- So, 84/56 + 20/7 = 61/14
In mixed form: 45/14
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