Answers

Add 75/98 and 72/40

1^st number: 75/98, 2^nd number: 1 32/40

75/98 + 72/40 is 1257/490.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 40 is 1960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1960
2. For the 1st fraction, since 98 × 20 = 1960,
   75/98 = 75 × 20/98 × 20 = 1500/1960
3. Likewise, for the 2nd fraction, since 40 × 49 = 1960,
   72/40 = 72 × 49/40 × 49 = 3528/1960
4. Add the two like fractions:
   1500/1960 + 3528/1960 = 1500 + 3528/1960 = 5028/1960
5. 5028/1960 simplified gives 1257/490
6. So, 75/98 + 72/40 = 1257/490
   In mixed form: 2277/490

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