Add 84/45 and 20/48
1st number: 1 39/45, 2nd number: 20/48
84/45 + 20/48 is 137/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
84/45 = 84 × 16/45 × 16 = 1344/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
20/48 = 20 × 15/48 × 15 = 300/720 - Add the two like fractions:
1344/720 + 300/720 = 1344 + 300/720 = 1644/720 - 1644/720 simplified gives 137/60
- So, 84/45 + 20/48 = 137/60
In mixed form: 217/60
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