Add 90/28 and 40/3
1st number: 3 6/28, 2nd number: 13 1/3
90/28 + 40/3 is 695/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
90/28 = 90 × 3/28 × 3 = 270/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
40/3 = 40 × 28/3 × 28 = 1120/84 - Add the two like fractions:
270/84 + 1120/84 = 270 + 1120/84 = 1390/84 - 1390/84 simplified gives 695/42
- So, 90/28 + 40/3 = 695/42
In mixed form: 1623/42
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