Add 70/63 and 20/64
1st number: 1 7/63, 2nd number: 20/64
70/63 + 20/64 is 205/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 64 is 4032
Next, find the equivalent fraction of both fractional numbers with denominator 4032 - For the 1st fraction, since 63 × 64 = 4032,
70/63 = 70 × 64/63 × 64 = 4480/4032 - Likewise, for the 2nd fraction, since 64 × 63 = 4032,
20/64 = 20 × 63/64 × 63 = 1260/4032 - Add the two like fractions:
4480/4032 + 1260/4032 = 4480 + 1260/4032 = 5740/4032 - 5740/4032 simplified gives 205/144
- So, 70/63 + 20/64 = 205/144
In mixed form: 161/144
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