Answers

Add 70/72 and 98/10

1^st number: 70/72, 2^nd number: 9 8/10

70/72 + 98/10 is 1939/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 10 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 72 × 5 = 360,
   70/72 = 70 × 5/72 × 5 = 350/360
3. Likewise, for the 2nd fraction, since 10 × 36 = 360,
   98/10 = 98 × 36/10 × 36 = 3528/360
4. Add the two like fractions:
   350/360 + 3528/360 = 350 + 3528/360 = 3878/360
5. 3878/360 simplified gives 1939/180
6. So, 70/72 + 98/10 = 1939/180
   In mixed form: 10139/180

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