Add 70/84 and 16/40
70/84 + 16/40 is 37/30.
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,
70/84 = 70 × 10/84 × 10 = 700/840 - Likewise, for the 2nd fraction, since 40 × 21 = 840,
16/40 = 16 × 21/40 × 21 = 336/840 - Add the two like fractions:
700/840 + 336/840 = 700 + 336/840 = 1036/840 - 1036/840 simplified gives 37/30
- So, 70/84 + 16/40 = 37/30
In mixed form: 17/30
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