Add 7/49 and 40/80
7/49 + 40/80 is 9/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 80 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 49 × 80 = 3920,
7/49 = 7 × 80/49 × 80 = 560/3920 - Likewise, for the 2nd fraction, since 80 × 49 = 3920,
40/80 = 40 × 49/80 × 49 = 1960/3920 - Add the two like fractions:
560/3920 + 1960/3920 = 560 + 1960/3920 = 2520/3920 - 2520/3920 simplified gives 9/14
- So, 7/49 + 40/80 = 9/14
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