Add 81/4 and 35/70
1st number: 20 1/4, 2nd number: 35/70
81/4 + 35/70 is 83/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
81/4 = 81 × 35/4 × 35 = 2835/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
35/70 = 35 × 2/70 × 2 = 70/140 - Add the two like fractions:
2835/140 + 70/140 = 2835 + 70/140 = 2905/140 - 2905/140 simplified gives 83/4
- So, 81/4 + 35/70 = 83/4
In mixed form: 203/4
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