Find the missing number in the series below 298, 294, 285, 269,?
- 134
- 224
- 244
- 255
Explanation
298 → 294 (−4)
- 294 → 285 (−9)
- 285 → 269 (−16)
Now, see the pattern in the differences:
-4 (2²), -9 (3²), -16 (4²)
Next should be: −25 (5²)
So, 269 − 25 = 244
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