Add 21/20 and 48/9
1st number: 1 1/20, 2nd number: 5 3/9
21/20 + 48/9 is 383/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 9 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
21/20 = 21 × 9/20 × 9 = 189/180 - Likewise, for the 2nd fraction, since 9 × 20 = 180,
48/9 = 48 × 20/9 × 20 = 960/180 - Add the two like fractions:
189/180 + 960/180 = 189 + 960/180 = 1149/180 - 1149/180 simplified gives 383/60
- So, 21/20 + 48/9 = 383/60
In mixed form: 623/60
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