A computer multiplied nine 100 times. You can use patterns to find the ones digit of the product.?

Find the ones digit when nine is multipled.

1 time ,2 times, 3 times, 4 times

What is the ones digit of the computer’s product?

Top 2 Answers

A few days ago

sfroggy5

Favorite Answer

9^1 = 9

9^2 = 81

9^3 = 729

9^4 = 6561

9^5 = 59049

see a pattern 1 9 1 9 1 9 1 9

9^100 ends in 1

A few days ago

Amy

first time – 9

second time – 8

third time – 7

fourth time – 6

I’m guessing its homework to help you realize a trend.

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