Question

write the smallest numeral in the blank to make it divisible by 11? 439_71

Answer 1

step 1 :

439571

4 + 9 + 7 =20

3 + 5 + 1 = 9

step 2 :

20-9 = 11

so 11 is divisible by 11 so 439571 is divisible by 11

answer is 439571