Add 45/27 and 75/90
1st number: 1 18/27, 2nd number: 75/90
45/27 + 75/90 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 90 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
45/27 = 45 × 10/27 × 10 = 450/270 - Likewise, for the 2nd fraction, since 90 × 3 = 270,
75/90 = 75 × 3/90 × 3 = 225/270 - Add the two like fractions:
450/270 + 225/270 = 450 + 225/270 = 675/270 - 675/270 simplified gives 5/2
- So, 45/27 + 75/90 = 5/2
In mixed form: 21/2
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