Multiplication/Division
Estimating & Rounding
Greater Than, Less Than, or Equal to
Estimating & Rounding 2
Forms of Numbers
100

7 x .4 =

What is 2.8 or 28 tenths?
100

Estimate 3x47 by rounding.

150

100

234 thousands + 7 ten thousands  ___ 241,000


100

1.53 rounded to the nearest tenth

What is 1.5?

100

What form is this number? 345

What is standard form?

200

106,000 ÷ 100

What is 1,060?

200

Estimate 4 x 107 by rounding.

400

200

4 hundred thousands – 2 thousands ____ 200,000

>

200

3.99 rounded to the nearest hundredth

What is 4?

200

What form is this number? 5,000+400 + 20 + 2

What is expanded form?

300

2.5 ÷ 5

What is .5 or 5 tenths?

300

Estimate 56 x 82 by rounding.

4,800

300

.151  ___ One hundred fifty one thousandths

=

300

607.93 rounded to the nearest one

What is 608?

300

What form is this number written in? Eight thousand, two hundred, ninety-one

What is word form?

400

106,000 x 100

What is 10,600,000?

400

Estimate 15 x 38 by rounding.

800

400

709 thousands – 1 hundred thousand  ___ 708 thousands

<

400

376,865 rounded to the nearest hundred thousand

What is 400,000?

400

Write this number in standard form: 3 ten thousands + 4 hundreds + 5 tens + 1 thousand + 2 ones

What is 31,452?

500

4 times the amount of .06

What is .24 or 24 hundredths?

500

Estimate 165 x 534 by rounding.

100,000

500

4 hundred thousands + 6 hundred thousands

1 million or 1,000,000

500

496,804 rounded to the nearest ten thousand

What is 500,000?

500

Change this number from standard form to expanded form. 6,987

What is 6,000 + 900 + 80 + 7

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