Answers

Add 42/56 and 98/80

1^st number: 42/56, 2^nd number: 1 18/80

42/56 + 98/80 is 79/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 80 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 56 × 10 = 560,
   42/56 = 42 × 10/56 × 10 = 420/560
3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
   98/80 = 98 × 7/80 × 7 = 686/560
4. Add the two like fractions:
   420/560 + 686/560 = 420 + 686/560 = 1106/560
5. 1106/560 simplified gives 79/40
6. So, 42/56 + 98/80 = 79/40
   In mixed form: 139/40

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