Add 42/90 and 75/54
1st number: 42/90, 2nd number: 1 21/54
42/90 + 75/54 is 167/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 90 × 3 = 270,
42/90 = 42 × 3/90 × 3 = 126/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
75/54 = 75 × 5/54 × 5 = 375/270 - Add the two like fractions:
126/270 + 375/270 = 126 + 375/270 = 501/270 - 501/270 simplified gives 167/90
- So, 42/90 + 75/54 = 167/90
In mixed form: 177/90
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