Add 30/80 and 63/35
1st number: 30/80, 2nd number: 1 28/35
30/80 + 63/35 is 87/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 35 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 35 × 16 = 560,
63/35 = 63 × 16/35 × 16 = 1008/560 - Add the two like fractions:
210/560 + 1008/560 = 210 + 1008/560 = 1218/560 - 1218/560 simplified gives 87/40
- So, 30/80 + 63/35 = 87/40
In mixed form: 27/40
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