Add 30/80 and 70/35
1st number: 30/80, 2nd number: 2 0/35
30/80 + 70/35 is 19/8.
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,
70/35 = 70 × 16/35 × 16 = 1120/560 - Add the two like fractions:
210/560 + 1120/560 = 210 + 1120/560 = 1330/560 - 1330/560 simplified gives 19/8
- So, 30/80 + 70/35 = 19/8
In mixed form: 23/8
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