Add 72/75 and 4/90
72/75 + 4/90 is 226/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 75 × 6 = 450,
72/75 = 72 × 6/75 × 6 = 432/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
4/90 = 4 × 5/90 × 5 = 20/450 - Add the two like fractions:
432/450 + 20/450 = 432 + 20/450 = 452/450 - 452/450 simplified gives 226/225
- So, 72/75 + 4/90 = 226/225
In mixed form: 11/225
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