Bella's Math Review

Subtraction

100

Find the difference. 10,000 - 3,467 *Check with addition.

6,533

200

Find the difference. 8,157 - 3,268 *Check with addition.

4,889

300

Find the difference. 400,000 - 192,456 *Check with addition.

207,554

Forms of Numbers

100

Write the number 4,706,239 in expanded form.

4,000,000 + 700,000 + 6,000 + 200 + 30 + 9

200

Write the number 6,230,157 in word form.

six million, two hundred thirty thousand, one hundred fifty seven

300

The number 2,947,289 is in standard form. What digit is in the ten thousands place?

4

Rounding

100

Round the number 5,234,918 to the nearest thousands place.

5,235,000

200

Round the number 1,275,199 to the nearest ten thousands place.

1,280,000

300

Round the number 9,739,856 to the nearest hundred thousands place.

9,700,000

Reading/Writing Numbers

100

Write the following number in standard form. seven million, six hundred thirty-five thousand, one hundred nineteen

7,635,119

200

Read this number aloud. 9,405,612

(Listen for correct answer)

300

Write the following number in standard form. two million, nine hundred forty-six thousand, five hundred three

2,946,503

Fractions

100

Represent the fraction 5/8 on a number line.

(Refer to the number line)

200

Represent the fraction 3/4 two different ways using bar/rectangular models.

(Refer to the models)

300

Represent the fraction 7/12 on a number line.

(Refer to the number line)