Add 64/40 and 7/70
1st number: 1 24/40, 2nd number: 7/70
64/40 + 7/70 is 17/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
64/40 = 64 × 7/40 × 7 = 448/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
7/70 = 7 × 4/70 × 4 = 28/280 - Add the two like fractions:
448/280 + 28/280 = 448 + 28/280 = 476/280 - 476/280 simplified gives 17/10
- So, 64/40 + 7/70 = 17/10
In mixed form: 17/10
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