Add 63/70 and 24/20
1st number: 63/70, 2nd number: 1 4/20
63/70 + 24/20 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
63/70 = 63 × 2/70 × 2 = 126/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
24/20 = 24 × 7/20 × 7 = 168/140 - Add the two like fractions:
126/140 + 168/140 = 126 + 168/140 = 294/140 - 294/140 simplified gives 21/10
- So, 63/70 + 24/20 = 21/10
In mixed form: 21/10
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