Answers

Add 42/72 and 54/98

42/72 + 54/98 is 667/588.

Steps for adding fractions

1. 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
2. For the 1st fraction, since 72 × 49 = 3528,
   42/72 = 42 × 49/72 × 49 = 2058/3528
3. Likewise, for the 2nd fraction, since 98 × 36 = 3528,
   54/98 = 54 × 36/98 × 36 = 1944/3528
4. Add the two like fractions:
   2058/3528 + 1944/3528 = 2058 + 1944/3528 = 4002/3528
5. 4002/3528 simplified gives 667/588
6. So, 42/72 + 54/98 = 667/588
   In mixed form: 179/588

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