Add 12/8 and 28/7
1st number: 1 4/8, 2nd number: 4 0/7
12/8 + 28/7 is 11/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
12/8 = 12 × 7/8 × 7 = 84/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
28/7 = 28 × 8/7 × 8 = 224/56 - Add the two like fractions:
84/56 + 224/56 = 84 + 224/56 = 308/56 - 308/56 simplified gives 11/2
- So, 12/8 + 28/7 = 11/2
In mixed form: 51/2
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