Add 25/10 and 80/70
1st number: 2 5/10, 2nd number: 1 10/70
25/10 + 80/70 is 51/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
25/10 = 25 × 7/10 × 7 = 175/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
80/70 = 80 × 1/70 × 1 = 80/70 - Add the two like fractions:
175/70 + 80/70 = 175 + 80/70 = 255/70 - 255/70 simplified gives 51/14
- So, 25/10 + 80/70 = 51/14
In mixed form: 39/14
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