Answers

Add 48/49 and 70/40

1^st number: 48/49, 2^nd number: 1 30/40

48/49 + 70/40 is 535/196.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 40 is 1960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1960
2. For the 1st fraction, since 49 × 40 = 1960,
   48/49 = 48 × 40/49 × 40 = 1920/1960
3. Likewise, for the 2nd fraction, since 40 × 49 = 1960,
   70/40 = 70 × 49/40 × 49 = 3430/1960
4. Add the two like fractions:
   1920/1960 + 3430/1960 = 1920 + 3430/1960 = 5350/1960
5. 5350/1960 simplified gives 535/196
6. So, 48/49 + 70/40 = 535/196
   In mixed form: 2143/196

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