Add 20/75 and 7/18
20/75 + 7/18 is 59/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 75 × 6 = 450,
20/75 = 20 × 6/75 × 6 = 120/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
7/18 = 7 × 25/18 × 25 = 175/450 - Add the two like fractions:
120/450 + 175/450 = 120 + 175/450 = 295/450 - 295/450 simplified gives 59/90
- So, 20/75 + 7/18 = 59/90
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