Add 30/56 and 50/21
1st number: 30/56, 2nd number: 2 8/21
30/56 + 50/21 is 35/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 21 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
30/56 = 30 × 3/56 × 3 = 90/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
50/21 = 50 × 8/21 × 8 = 400/168 - Add the two like fractions:
90/168 + 400/168 = 90 + 400/168 = 490/168 - 490/168 simplified gives 35/12
- So, 30/56 + 50/21 = 35/12
In mixed form: 211/12
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