Add 7/90 and 40/27
1st number: 7/90, 2nd number: 1 13/27
7/90 + 40/27 is 421/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 90 × 3 = 270,
7/90 = 7 × 3/90 × 3 = 21/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
40/27 = 40 × 10/27 × 10 = 400/270 - Add the two like fractions:
21/270 + 400/270 = 21 + 400/270 = 421/270 - So, 7/90 + 40/27 = 421/270
In mixed form: 1151/270
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