Add 30/36 and 7/45
30/36 + 7/45 is 89/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 45 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 45 × 4 = 180,
7/45 = 7 × 4/45 × 4 = 28/180 - Add the two like fractions:
150/180 + 28/180 = 150 + 28/180 = 178/180 - 178/180 simplified gives 89/90
- So, 30/36 + 7/45 = 89/90
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