Add 30/7 and 84/56
1st number: 4 2/7, 2nd number: 1 28/56
30/7 + 84/56 is 81/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
30/7 = 30 × 8/7 × 8 = 240/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
84/56 = 84 × 1/56 × 1 = 84/56 - Add the two like fractions:
240/56 + 84/56 = 240 + 84/56 = 324/56 - 324/56 simplified gives 81/14
- So, 30/7 + 84/56 = 81/14
In mixed form: 511/14
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