Add 2/75 and 81/90
2/75 + 81/90 is 139/150.
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,
2/75 = 2 × 6/75 × 6 = 12/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
81/90 = 81 × 5/90 × 5 = 405/450 - Add the two like fractions:
12/450 + 405/450 = 12 + 405/450 = 417/450 - 417/450 simplified gives 139/150
- So, 2/75 + 81/90 = 139/150
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