Add 4/42 and 40/8
1st number: 4/42, 2nd number: 5 0/8
4/42 + 40/8 is 107/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
4/42 = 4 × 4/42 × 4 = 16/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
40/8 = 40 × 21/8 × 21 = 840/168 - Add the two like fractions:
16/168 + 840/168 = 16 + 840/168 = 856/168 - 856/168 simplified gives 107/21
- So, 4/42 + 40/8 = 107/21
In mixed form: 52/21
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