Add 12/18 and 21/75
12/18 + 21/75 is 71/75.
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,
12/18 = 12 × 25/18 × 25 = 300/450 - Likewise, for the 2nd fraction, since 75 × 6 = 450,
21/75 = 21 × 6/75 × 6 = 126/450 - Add the two like fractions:
300/450 + 126/450 = 300 + 126/450 = 426/450 - 426/450 simplified gives 71/75
- So, 12/18 + 21/75 = 71/75
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