Understanding Decimals and Place Value

What is the expanded form of 0.5 + 0.09?

• 0.59

• 0.5 + 0.09

• 5 tenths + 9 hundredths

• 0.5 + 0.9

What is the word form of 59 hundredths?

• Fifty-nine tenths

• Fifty-nine hundredths

• Fifty-nine thousandths

• Five tenths and nine hundredths

How many hundredths are there in one tenth?

• One

• Thousand

• Ten

• Hundred

What is the expanded form of 428 thousandths?

• 0.428

• 4 tenths + 2 hundredths + 8 thousandths

• 0.4 + 0.2 + 0.08

• 0.4 + 0.02 + 0.008

Which of the following is true about the base ten system?

• Ten tenths make a hundredth

• Ten tenths make a whole

• Ten hundredths make a whole

• Ten thousandths make a tenth