Add 40/64 and 7/20
40/64 + 7/20 is 39/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 20 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 64 × 5 = 320,
40/64 = 40 × 5/64 × 5 = 200/320 - Likewise, for the 2nd fraction, since 20 × 16 = 320,
7/20 = 7 × 16/20 × 16 = 112/320 - Add the two like fractions:
200/320 + 112/320 = 200 + 112/320 = 312/320 - 312/320 simplified gives 39/40
- So, 40/64 + 7/20 = 39/40
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