Add 40/50 and 21/64
40/50 + 21/64 is 361/320.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 64 is 1600
Next, find the equivalent fraction of both fractional numbers with denominator 1600 - For the 1st fraction, since 50 × 32 = 1600,
40/50 = 40 × 32/50 × 32 = 1280/1600 - Likewise, for the 2nd fraction, since 64 × 25 = 1600,
21/64 = 21 × 25/64 × 25 = 525/1600 - Add the two like fractions:
1280/1600 + 525/1600 = 1280 + 525/1600 = 1805/1600 - 1805/1600 simplified gives 361/320
- So, 40/50 + 21/64 = 361/320
In mixed form: 141/320
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