Question

write a digt in the blank space 215_173,so that the number is divisible by 3​

Answer 1

Answer: 2+1+5+x+1+7+3

= 19+x

19+2

21

2 needed to be add

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Answer 2

Answer:

2

Step-by-step explanation:

2+1+5+_ +1+7+3 = 19

so the closest multiple of 3 to 19 is 21

so by adding 2 to the given no. will give us the sum as 21 which is divisible by 3 so the no. becomes divisible by 3