Add 9/40 and 20/64
9/40 + 20/64 is 43/80.
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,
9/40 = 9 × 8/40 × 8 = 72/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
20/64 = 20 × 5/64 × 5 = 100/320 - Add the two like fractions:
72/320 + 100/320 = 72 + 100/320 = 172/320 - 172/320 simplified gives 43/80
- So, 9/40 + 20/64 = 43/80
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