Add 18/20 and 70/35
1st number: 18/20, 2nd number: 2 0/35
18/20 + 70/35 is 29/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
18/20 = 18 × 7/20 × 7 = 126/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
70/35 = 70 × 4/35 × 4 = 280/140 - Add the two like fractions:
126/140 + 280/140 = 126 + 280/140 = 406/140 - 406/140 simplified gives 29/10
- So, 18/20 + 70/35 = 29/10
In mixed form: 29/10
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