Add 48/20 and 45/90
1st number: 2 8/20, 2nd number: 45/90
48/20 + 45/90 is 29/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
48/20 = 48 × 9/20 × 9 = 432/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
45/90 = 45 × 2/90 × 2 = 90/180 - Add the two like fractions:
432/180 + 90/180 = 432 + 90/180 = 522/180 - 522/180 simplified gives 29/10
- So, 48/20 + 45/90 = 29/10
In mixed form: 29/10
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