Add 28/90 and 48/20
1st number: 28/90, 2nd number: 2 8/20
28/90 + 48/20 is 122/45.
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,
28/90 = 28 × 2/90 × 2 = 56/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
48/20 = 48 × 9/20 × 9 = 432/180 - Add the two like fractions:
56/180 + 432/180 = 56 + 432/180 = 488/180 - 488/180 simplified gives 122/45
- So, 28/90 + 48/20 = 122/45
In mixed form: 232/45
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