Add 32/20 and 81/70
1st number: 1 12/20, 2nd number: 1 11/70
32/20 + 81/70 is 193/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
32/20 = 32 × 7/20 × 7 = 224/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
81/70 = 81 × 2/70 × 2 = 162/140 - Add the two like fractions:
224/140 + 162/140 = 224 + 162/140 = 386/140 - 386/140 simplified gives 193/70
- So, 32/20 + 81/70 = 193/70
In mixed form: 253/70
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