Add 30/80 and 63/14
1st number: 30/80, 2nd number: 4 7/14
30/80 + 63/14 is 39/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 14 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
30/80 = 30 × 7/80 × 7 = 210/560 - Likewise, for the 2nd fraction, since 14 × 40 = 560,
63/14 = 63 × 40/14 × 40 = 2520/560 - Add the two like fractions:
210/560 + 2520/560 = 210 + 2520/560 = 2730/560 - 2730/560 simplified gives 39/8
- So, 30/80 + 63/14 = 39/8
In mixed form: 47/8
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