The product of the two 2016-digit numbers 707,070,707,……,070,707 and 909,090,909,……,090,909 has thousands digit A and units digit B. What is the sum of A and B?

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# Daily Practice – 03/27

Happy Teaching, Happy Learning.

The product of the two 2016-digit numbers 707,070,707,……,070,707 and 909,090,909,……,090,909 has thousands digit A and units digit B. What is the sum of A and B?

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