Add 7/21 and 50/28
1st number: 7/21, 2nd number: 1 22/28
7/21 + 50/28 is 89/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
7/21 = 7 × 4/21 × 4 = 28/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
50/28 = 50 × 3/28 × 3 = 150/84 - Add the two like fractions:
28/84 + 150/84 = 28 + 150/84 = 178/84 - 178/84 simplified gives 89/42
- So, 7/21 + 50/28 = 89/42
In mixed form: 25/42
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