Unit 1

The table shows the population of some different age groups in Texas for the year 2000.

Which list shows the age group populations in order from least to greatest?

The country of Japan uses about twenty-eight million, six hundred thirty-one thousand tons of paper in a year.

What is the value of the digit 6 in this number?

Mrs. Duff paid forty dollars and nine cents for a new pair of jeans.

What is the value of the digit 9 in this number?

Erica has a box with 10 pencils in it. She wants to give 0.3 of the pencils in the box to her sister.

Which model represents the number of pencils Erica gave to her sister?

Jonathan told his mother that the amount of money he saved in his piggy bank had the digit 7 in the tenths place.

Which model could be the amount of money Jonathan saved?

The picture represents the amount of money Julian paid for fish food.

Which model is shaded to show the value of the digit in the hundredths place for this amount of money?

The models show how Eileen, Sonia, and Zoe each used a hundredths grid to record the distances they ran during practice.

If each grid equals one mile, which list shows the distances that each girl ran from shortest to farthest?

Point P is shown on the number line.

What number does point P represent?

The picture represents an improper fraction. Which of the following represents the amount in standard form?

Mr. Smith paid fifty dollars and seventy-five cents for a new shirt.

What is the value of the digit 7 in this number?