Answers

Add 48/42 and 25/40

1^st number: 1 6/42, 2^nd number: 25/40

48/42 + 25/40 is 99/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 40 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 42 × 20 = 840,
   48/42 = 48 × 20/42 × 20 = 960/840
3. Likewise, for the 2nd fraction, since 40 × 21 = 840,
   25/40 = 25 × 21/40 × 21 = 525/840
4. Add the two like fractions:
   960/840 + 525/840 = 960 + 525/840 = 1485/840
5. 1485/840 simplified gives 99/56
6. So, 48/42 + 25/40 = 99/56
   In mixed form: 143/56

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