What least number must be added to 1056, so that the sum is completely divisible by 23 ?
Options: A) 2 B) 1 C) 3 D) 23 E) 9
1056/23 = 45.91   that is   23 * 45= 
<gadget id="calculator">  23 * 45</gadget>
<output>1_035</output>
1035   Now,   1056 - 1035= 
<gadget id="calculator">1056 - 1035</gadget>
<output>21</output>
21   To get completely divided by 23 add 2 to 1056   2ns -2
<result>A</result>
What least number must be added to 1056, so that the sum is completely divisible by 23 ?