Add 72/20 and 84/48
1st number: 3 12/20, 2nd number: 1 36/48
72/20 + 84/48 is 107/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 20 × 12 = 240,
72/20 = 72 × 12/20 × 12 = 864/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
84/48 = 84 × 5/48 × 5 = 420/240 - Add the two like fractions:
864/240 + 420/240 = 864 + 420/240 = 1284/240 - 1284/240 simplified gives 107/20
- So, 72/20 + 84/48 = 107/20
In mixed form: 57/20
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