Solutions by everydaycalculation.com

1st number: 4/45, 2nd number: 1 15/20

4/45 + 35/20 is 331/180.

1. Find the least common denominator or LCM of the two denominators:
LCM of 45 and 20 is 180
2. For the 1st fraction, since 45 × 4 = 180,
4/45 = 4 × 4/45 × 4 = 16/180
3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
35/20 = 35 × 9/20 × 9 = 315/180
16/180 + 315/180 = 16 + 315/180 = 331/180
5. So, 4/45 + 35/20 = 331/180
In mixed form: 1151/180

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