Answers

Add 14/72 and 98/70

1^st number: 14/72, 2^nd number: 1 28/70

14/72 + 98/70 is 287/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 70 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 72 × 35 = 2520,
   14/72 = 14 × 35/72 × 35 = 490/2520
3. Likewise, for the 2nd fraction, since 70 × 36 = 2520,
   98/70 = 98 × 36/70 × 36 = 3528/2520
4. Add the two like fractions:
   490/2520 + 3528/2520 = 490 + 3528/2520 = 4018/2520
5. 4018/2520 simplified gives 287/180
6. So, 14/72 + 98/70 = 287/180
   In mixed form: 1107/180

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