2,563 x 187 - 2,563 x 87 = ?

1. 2,56,300

2. 1,28,150

3. 3,84,450

4. none of these

Given,

2,563 x 187 - 2,563 x 87

Using the Distributive law of multiplication over subtraction: a x b - a x c = a x (b - c)

⇒ 2,563 x (187 - 87)

⇒ 2,563 x 100

⇒ 2,56,300

Hence, option 1 is the correct option.