Add 18/8 and 7/28
1st number: 2 2/8, 2nd number: 7/28
18/8 + 7/28 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
18/8 = 18 × 7/8 × 7 = 126/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
7/28 = 7 × 2/28 × 2 = 14/56 - Add the two like fractions:
126/56 + 14/56 = 126 + 14/56 = 140/56 - 140/56 simplified gives 5/2
- So, 18/8 + 7/28 = 5/2
In mixed form: 21/2
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