Add 45/70 and 16/20
45/70 + 16/20 is 101/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
45/70 = 45 × 2/70 × 2 = 90/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
16/20 = 16 × 7/20 × 7 = 112/140 - Add the two like fractions:
90/140 + 112/140 = 90 + 112/140 = 202/140 - 202/140 simplified gives 101/70
- So, 45/70 + 16/20 = 101/70
In mixed form: 131/70
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