Add 63/84 and 5/40
63/84 + 5/40 is 7/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 40 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 84 × 10 = 840,
63/84 = 63 × 10/84 × 10 = 630/840 - Likewise, for the 2nd fraction, since 40 × 21 = 840,
5/40 = 5 × 21/40 × 21 = 105/840 - Add the two like fractions:
630/840 + 105/840 = 630 + 105/840 = 735/840 - 735/840 simplified gives 7/8
- So, 63/84 + 5/40 = 7/8
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