Add 75/80 and 45/49
75/80 + 45/49 is 1455/784.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 49 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 80 × 49 = 3920,
75/80 = 75 × 49/80 × 49 = 3675/3920 - Likewise, for the 2nd fraction, since 49 × 80 = 3920,
45/49 = 45 × 80/49 × 80 = 3600/3920 - Add the two like fractions:
3675/3920 + 3600/3920 = 3675 + 3600/3920 = 7275/3920 - 7275/3920 simplified gives 1455/784
- So, 75/80 + 45/49 = 1455/784
In mixed form: 1671/784
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