Add 36/48 and 45/21
1st number: 36/48, 2nd number: 2 3/21
36/48 + 45/21 is 81/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 21 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
36/48 = 36 × 7/48 × 7 = 252/336 - Likewise, for the 2nd fraction, since 21 × 16 = 336,
45/21 = 45 × 16/21 × 16 = 720/336 - Add the two like fractions:
252/336 + 720/336 = 252 + 720/336 = 972/336 - 972/336 simplified gives 81/28
- So, 36/48 + 45/21 = 81/28
In mixed form: 225/28
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