Add 25/12 and 21/70
1st number: 2 1/12, 2nd number: 21/70
25/12 + 21/70 is 143/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
25/12 = 25 × 35/12 × 35 = 875/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
21/70 = 21 × 6/70 × 6 = 126/420 - Add the two like fractions:
875/420 + 126/420 = 875 + 126/420 = 1001/420 - 1001/420 simplified gives 143/60
- So, 25/12 + 21/70 = 143/60
In mixed form: 223/60
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