Add 84/20 and 36/72
1st number: 4 4/20, 2nd number: 36/72
84/20 + 36/72 is 47/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 20 × 18 = 360,
84/20 = 84 × 18/20 × 18 = 1512/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
36/72 = 36 × 5/72 × 5 = 180/360 - Add the two like fractions:
1512/360 + 180/360 = 1512 + 180/360 = 1692/360 - 1692/360 simplified gives 47/10
- So, 84/20 + 36/72 = 47/10
In mixed form: 47/10
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