Add 7/16 and 40/90
7/16 + 40/90 is 127/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
7/16 = 7 × 45/16 × 45 = 315/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
40/90 = 40 × 8/90 × 8 = 320/720 - Add the two like fractions:
315/720 + 320/720 = 315 + 320/720 = 635/720 - 635/720 simplified gives 127/144
- So, 7/16 + 40/90 = 127/144
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