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This question belongs to Arithmetic Ability Algebra
Algebra
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What is the value of 10062 - 1007 × 1005 + 1008 × 1004 - 1009 × 1003?

Answer & Solution
Correct Answer: Option A
10062 - 1007 × 1005 + 1008 × 1004 - 1009 × 1003
= 10062 - (1006 + 1)(1006 -1) + (1006 + 2)(1006 - 2) - (1006 + 3)(1006 - 3)
= 10062 - 10062 + 1 + 10062 - 4 - 10062 + 9
= 6
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