Add 40/28 and 63/27
1st number: 1 12/28, 2nd number: 2 9/27
40/28 + 63/27 is 79/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 27 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
40/28 = 40 × 27/28 × 27 = 1080/756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
63/27 = 63 × 28/27 × 28 = 1764/756 - Add the two like fractions:
1080/756 + 1764/756 = 1080 + 1764/756 = 2844/756 - 2844/756 simplified gives 79/21
- So, 40/28 + 63/27 = 79/21
In mixed form: 316/21
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