Add 80/40 and 42/64
1st number: 2 0/40, 2nd number: 42/64
80/40 + 42/64 is 85/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 40 × 8 = 320,
80/40 = 80 × 8/40 × 8 = 640/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
42/64 = 42 × 5/64 × 5 = 210/320 - Add the two like fractions:
640/320 + 210/320 = 640 + 210/320 = 850/320 - 850/320 simplified gives 85/32
- So, 80/40 + 42/64 = 85/32
In mixed form: 221/32
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