Add 70/60 and 63/70
1st number: 1 10/60, 2nd number: 63/70
70/60 + 63/70 is 31/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
70/60 = 70 × 7/60 × 7 = 490/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
63/70 = 63 × 6/70 × 6 = 378/420 - Add the two like fractions:
490/420 + 378/420 = 490 + 378/420 = 868/420 - 868/420 simplified gives 31/15
- So, 70/60 + 63/70 = 31/15
In mixed form: 21/15
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