Add 40/14 and 21/4
1st number: 2 12/14, 2nd number: 5 1/4
40/14 + 21/4 is 227/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 4 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 14 × 2 = 28,
40/14 = 40 × 2/14 × 2 = 80/28 - Likewise, for the 2nd fraction, since 4 × 7 = 28,
21/4 = 21 × 7/4 × 7 = 147/28 - Add the two like fractions:
80/28 + 147/28 = 80 + 147/28 = 227/28 - So, 40/14 + 21/4 = 227/28
In mixed form: 83/28
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