Add 28/14 and 30/80
1st number: 2 0/14, 2nd number: 30/80
28/14 + 30/80 is 19/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 14 × 40 = 560,
28/14 = 28 × 40/14 × 40 = 1120/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
30/80 = 30 × 7/80 × 7 = 210/560 - Add the two like fractions:
1120/560 + 210/560 = 1120 + 210/560 = 1330/560 - 1330/560 simplified gives 19/8
- So, 28/14 + 30/80 = 19/8
In mixed form: 23/8
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