Add 4/10 and 18/84
4/10 + 18/84 is 43/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 10 × 42 = 420,
4/10 = 4 × 42/10 × 42 = 168/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
18/84 = 18 × 5/84 × 5 = 90/420 - Add the two like fractions:
168/420 + 90/420 = 168 + 90/420 = 258/420 - 258/420 simplified gives 43/70
- So, 4/10 + 18/84 = 43/70
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