Add 42/28 and 15/4
1st number: 1 14/28, 2nd number: 3 3/4
42/28 + 15/4 is 21/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 4 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
42/28 = 42 × 1/28 × 1 = 42/28 - Likewise, for the 2nd fraction, since 4 × 7 = 28,
15/4 = 15 × 7/4 × 7 = 105/28 - Add the two like fractions:
42/28 + 105/28 = 42 + 105/28 = 147/28 - 147/28 simplified gives 21/4
- So, 42/28 + 15/4 = 21/4
In mixed form: 51/4
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