Add 80/20 and 90/64
1st number: 4 0/20, 2nd number: 1 26/64
80/20 + 90/64 is 173/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 20 × 16 = 320,
80/20 = 80 × 16/20 × 16 = 1280/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
90/64 = 90 × 5/64 × 5 = 450/320 - Add the two like fractions:
1280/320 + 450/320 = 1280 + 450/320 = 1730/320 - 1730/320 simplified gives 173/32
- So, 80/20 + 90/64 = 173/32
In mixed form: 513/32
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