Add 10/40 and 63/70
10/40 + 63/70 is 23/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
10/40 = 10 × 7/40 × 7 = 70/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
63/70 = 63 × 4/70 × 4 = 252/280 - Add the two like fractions:
70/280 + 252/280 = 70 + 252/280 = 322/280 - 322/280 simplified gives 23/20
- So, 10/40 + 63/70 = 23/20
In mixed form: 13/20
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