Add 72/28 and 20/64
1st number: 2 16/28, 2nd number: 20/64
72/28 + 20/64 is 323/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 64 is 448
Next, find the equivalent fraction of both fractional numbers with denominator 448 - For the 1st fraction, since 28 × 16 = 448,
72/28 = 72 × 16/28 × 16 = 1152/448 - Likewise, for the 2nd fraction, since 64 × 7 = 448,
20/64 = 20 × 7/64 × 7 = 140/448 - Add the two like fractions:
1152/448 + 140/448 = 1152 + 140/448 = 1292/448 - 1292/448 simplified gives 323/112
- So, 72/28 + 20/64 = 323/112
In mixed form: 299/112
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