Multiple choice Find the missing number in the series- $891, 684, 479, ?, 75$ $276$ $125$ $216$ $343$ Reveal answer Fill a bubble to check yourself A Correct answer Explanation The pattern is decreasing differences by 2 each time. 891-684=207, 684-479=205, 479-276=203, 276-75=201. Each successive difference decreases by 2.