Comparing/Ordering/Rounding Decimals

Reading/Writing/saying Decimals

100

Write the decimal in word form

 45.89

forty-five and eighty-nine hundredths

200

Write the decimal in standard form

two and seventeen thousandths

2.017

300

Show the decimal in expanded form

0.789

(7 x 1/10) + (8 x 1/100) + (9 x 1/1,000)

400

What is four tenths written in decimal form?

0.4

500

Write the decimal in word form AND expanded form

2.09

Two and nine hundredths

(2x1) + (9x1/100)   or

(2x1) + (9X.001)

Ordering Decimals

100

Order these decimals from LEAST to GREATEST:

1.23,   1.021,   1.2,   1.023

1.021

1.023

1.2

1.23

200

Order these decimals from greatest to least by making them equivalent first (add zeros so there are the same amount of digits)

.09, .099, 0.123

0.123, 0.099, 0.090

300

Are these decimals ordered least to greatest, or greatest to least?

7.888, 9.766, 9.777

Least to greatest

400

Order these decimals from greatest to least:

0.001, 0.009, 0.010, 0.111

0.111, 0.010, 0.009, 0.001

500

Greatest to least: 1.323, 2.103, 2.003, 2.312

2.312, 2.103, 2.003, 1.323

Comparing Decimals

100

Fill in the blank with <, >, or =

 89.01____89.001

>

200

Fill in the blank with <,>, or =

 45.02 _____ 44.9

>

300

What place value are you comparing when looking at the following decimals. 34.90 and 34.93

hundredths place

400

Compare the two decimals using <,>, or =

 0.09____ 0.090

=

500

Compare the decimals using <,> or =

  3.001 _____ 30.001

<

Rounding Decimals

100

Round 2.37 to the nearest TENTH

2.4

200

Round 1.234 to the nearest HUNDREDTH

1.23

300

Round 3.712 to the nearest TENTH

3.7

400

Round 6.789 to the nearest HUNDREDTH.

ALL OF THEM

500

Round 3.97 to the nearest TENTH.

4.0

Decimals Continued

100

Create a model of the number 0.86 hundredths

check models

200

A carpet beetle is 0.063 inches in length, and a powder post beetle is 0.25 inches in length. What is the length of each beetle rounded to the nearest tenth?

0.1 and 0.3

300

Evan weighs 44.455 kilograms. What is Evan's weight rounded to the nearest whole number, tenth, and hundredth?

44

44.5

44.46

400

QUESTION FOR EVERYONE!!

Put the following numbers on a number line, and give a greater than or less than example using the numbers.

10    10.1    10.2    10.3    10.4 

check student work

500

Jenny weighs 3 tomatoes at the grocery store. The tomatoes weigh 5.7 ounces, 5.17 ounces, and 5.071 ounces. Which is NOT a correct comparison of the weights of Janae's tomatoes? 

a) 5.7 > 5.071

b) 5.071 < 5.17

c) 5.17 > 5.7

d) 5.7 > 5.17

c) 5.17 > 5.7