Add 70/20 and 7/8
1st number: 3 10/20, 2nd number: 7/8
70/20 + 7/8 is 35/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
70/20 = 70 × 2/20 × 2 = 140/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
7/8 = 7 × 5/8 × 5 = 35/40 - Add the two like fractions:
140/40 + 35/40 = 140 + 35/40 = 175/40 - 175/40 simplified gives 35/8
- So, 70/20 + 7/8 = 35/8
In mixed form: 43/8
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