Add 84/40 and 75/64
1st number: 2 4/40, 2nd number: 1 11/64
84/40 + 75/64 is 1047/320.
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,
84/40 = 84 × 8/40 × 8 = 672/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
75/64 = 75 × 5/64 × 5 = 375/320 - Add the two like fractions:
672/320 + 375/320 = 672 + 375/320 = 1047/320 - So, 84/40 + 75/64 = 1047/320
In mixed form: 387/320
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