Add 28/30 and 40/14
1st number: 28/30, 2nd number: 2 12/14
28/30 + 40/14 is 398/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
28/30 = 28 × 7/30 × 7 = 196/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
40/14 = 40 × 15/14 × 15 = 600/210 - Add the two like fractions:
196/210 + 600/210 = 196 + 600/210 = 796/210 - 796/210 simplified gives 398/105
- So, 28/30 + 40/14 = 398/105
In mixed form: 383/105
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