Add 4/42 and 16/45
4/42 + 16/45 is 142/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 42 × 15 = 630,
4/42 = 4 × 15/42 × 15 = 60/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
16/45 = 16 × 14/45 × 14 = 224/630 - Add the two like fractions:
60/630 + 224/630 = 60 + 224/630 = 284/630 - 284/630 simplified gives 142/315
- So, 4/42 + 16/45 = 142/315
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