Add 7/2 and 40/28
1st number: 3 1/2, 2nd number: 1 12/28
7/2 + 40/28 is 69/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 2 × 14 = 28,
7/2 = 7 × 14/2 × 14 = 98/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
40/28 = 40 × 1/28 × 1 = 40/28 - Add the two like fractions:
98/28 + 40/28 = 98 + 40/28 = 138/28 - 138/28 simplified gives 69/14
- So, 7/2 + 40/28 = 69/14
In mixed form: 413/14
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