Add 70/90 and 36/20
1st number: 70/90, 2nd number: 1 16/20
70/90 + 36/20 is 116/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
70/90 = 70 × 2/90 × 2 = 140/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
36/20 = 36 × 9/20 × 9 = 324/180 - Add the two like fractions:
140/180 + 324/180 = 140 + 324/180 = 464/180 - 464/180 simplified gives 116/45
- So, 70/90 + 36/20 = 116/45
In mixed form: 226/45
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