Comparing and Rounding Decimals

Comparing and Rounding Decimals

Review

Comparing Decimals

• We compare decimals by looking at the digits from the greatest to least place value shown.

• We use < , > , or = to compare decimals

Multiple Choice

4.376 __ 4.890

• <

• >

• =

Multiple Choice

5.67 __ 5.670

• <

• >

• =

Multiple Choice

1.010 __ 1.001

• <

• >

• =

Remember:

• We can write decimals as mixed numbers and compare them!

• 5.387 = $5\frac{387}{1000}$   

• 6.24 =  $6\frac{24}{100}$  

• 3.9 =  $3\frac{9}{10}$  

Multiple Choice

19.675 __  $19\frac{67}{100}$  

• <

• >

• =

Multiple Choice

 $7\frac{4}{10}$  __ 7.421

• <

• >

• =

Multiple Choice

 $70\frac{241}{1000}$ __  70.241 

• <

• >

• =

Rounding Decimals

• We learned how to round decimals to the nearest whole number, tenth, and hundredth

• Rounding Rule

• 
  

• 
  

Multiple Select

Ms. Heaton rounds the weight of her fruit to the nearest hundredth. Which of these round to 9.36? *SELECT ALL THAT APPLY*

• 9.362

• 9.369

• 9.364

• 9.365

Multiple Select

Mrs. Hall only wants pumpkins that rounded to the nearest tenth are 3.2 pounds. Which of these rounded to the nearest tenth are 3.2?

• 3.19

• 3.48

• 3.203

• 3.189

Multiple Choice

Which of these choices shows decimals ordered from least to greatest?

• 0.132, 0.07, 0.098, 1.46

• 0.242, 0.466, 0.881, 0.984

• 1.67, 1.130, 1.223, 0.098