Add 70/36 and 15/90
1st number: 1 34/36, 2nd number: 15/90
70/36 + 15/90 is 19/9.
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,
70/36 = 70 × 5/36 × 5 = 350/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
15/90 = 15 × 2/90 × 2 = 30/180 - Add the two like fractions:
350/180 + 30/180 = 350 + 30/180 = 380/180 - 380/180 simplified gives 19/9
- So, 70/36 + 15/90 = 19/9
In mixed form: 21/9
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