Add 28/18 and 21/75
1st number: 1 10/18, 2nd number: 21/75
28/18 + 21/75 is 413/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 75 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
28/18 = 28 × 25/18 × 25 = 700/450 - Likewise, for the 2nd fraction, since 75 × 6 = 450,
21/75 = 21 × 6/75 × 6 = 126/450 - Add the two like fractions:
700/450 + 126/450 = 700 + 126/450 = 826/450 - 826/450 simplified gives 413/225
- So, 28/18 + 21/75 = 413/225
In mixed form: 1188/225
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