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Multiply and Divide by Powers of 10

Question 11

What is an important method for improving math skills as suggested in the article?

A.Avoiding math problems

B.Practicing problems on your own

C.Watching videos without practicing

D.Reading theory alone

Question 1

What is the base of our number system according to the article?

A.Powers of 2

B.Powers of 5

C.Powers of 10

D.Powers of 50

Question 2

What do you notice when multiplying a number by Powers of 10?

A.The digit disappears

B.The digit becomes negative

C.Zeros are added after the digit

D.The digit remains unchanged

Question 3

How does multiplying a multi-digit number by a Power of 10 work?

A.You remove all zeros

B.You change all digits to zeros

C.You shift the number places to the right

D.You shift the number places to the left

Question 4

What happens when multiplying a decimal number by a Power of 10?

A.You add zeros to the left

B.You shift the decimal point to the right

C.You subtract zeros from the number

D.You shift the decimal point to the left

Question 5

How can you trim a multi-digit whole number with starting zeros?

A.By shifting left

B.By shifting right

C.By removing starting zeros before the ones place

D.By adding more zeros

Question 6

When shifting the decimal point past the digits, what do you need to do?

A.Add more digits

B.Fill in the missing number places with zeros

C.Subtract digits

D.Move all digits to the right

Question 7

Which direction do you shift the decimal point when dividing by Powers of 10?

A.Right

B.Left

C.Up

D.Down

Question 8

What happens when the decimal point is past the digits in a division operation?

A.Blank spaces are ignored

B.Digits are removed

C.Empty spaces are filled with zeros

D.Digits are moved to the right

Question 9

Where is the decimal point usually located in a whole number?

A.Right of the tens place

B.Left of the ones place

C.Right of the ones place

D.Left of the tens place

Question 10

What should you do with the decimal point if there aren't any decimal digits after division?

A.Add more zeros

B.Keep it where it is

C.Remove it

D.Shift it to the right