Add 32/20 and 21/70
1st number: 1 12/20, 2nd number: 21/70
32/20 + 21/70 is 19/10.
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,
21/70 = 21 × 2/70 × 2 = 42/140 - Add the two like fractions:
224/140 + 42/140 = 224 + 42/140 = 266/140 - 266/140 simplified gives 19/10
- So, 32/20 + 21/70 = 19/10
In mixed form: 19/10
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