Answers

Add 48/45 and 63/40

1^st number: 1 3/45, 2^nd number: 1 23/40

48/45 + 63/40 is 317/120.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 40 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 45 × 8 = 360,
   48/45 = 48 × 8/45 × 8 = 384/360
3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
   63/40 = 63 × 9/40 × 9 = 567/360
4. Add the two like fractions:
   384/360 + 567/360 = 384 + 567/360 = 951/360
5. 951/360 simplified gives 317/120
6. So, 48/45 + 63/40 = 317/120
   In mixed form: 277/120

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