Answers

Add 48/40 and 42/45

1^st number: 1 8/40, 2^nd number: 42/45

48/40 + 42/45 is 32/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 45 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 40 × 9 = 360,
   48/40 = 48 × 9/40 × 9 = 432/360
3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
   42/45 = 42 × 8/45 × 8 = 336/360
4. Add the two like fractions:
   432/360 + 336/360 = 432 + 336/360 = 768/360
5. 768/360 simplified gives 32/15
6. So, 48/40 + 42/45 = 32/15
   In mixed form: 22/15

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