Add 45/72 and 8/98
45/72 + 8/98 is 277/392.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 98 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 72 × 49 = 3528,
45/72 = 45 × 49/72 × 49 = 2205/3528 - Likewise, for the 2nd fraction, since 98 × 36 = 3528,
8/98 = 8 × 36/98 × 36 = 288/3528 - Add the two like fractions:
2205/3528 + 288/3528 = 2205 + 288/3528 = 2493/3528 - 2493/3528 simplified gives 277/392
- So, 45/72 + 8/98 = 277/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/72+8/98 45/72+16/98 45/72+24/98 45/72+40/98 45/72+56/98