Add 30/36 and 1/90
30/36 + 1/90 is 38/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
30/36 = 30 × 5/36 × 5 = 150/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
1/90 = 1 × 2/90 × 2 = 2/180 - Add the two like fractions:
150/180 + 2/180 = 150 + 2/180 = 152/180 - 152/180 simplified gives 38/45
- So, 30/36 + 1/90 = 38/45
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