Add 5/28 and 45/70
5/28 + 45/70 is 23/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
5/28 = 5 × 5/28 × 5 = 25/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
45/70 = 45 × 2/70 × 2 = 90/140 - Add the two like fractions:
25/140 + 90/140 = 25 + 90/140 = 115/140 - 115/140 simplified gives 23/28
- So, 5/28 + 45/70 = 23/28
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