Comparing decimals
Rounding decimals
Adding decimals
Subtracting decimals
Decimal Challenge
100

Which one is greater?

0.9 or 0.900?

They are equal

100

Round this decimal to the nearest 100


3,456.03

3,500

100

Add:


4.2 + 4.8 = 

9

100

Subtract:

5.3 - 2.2

3.1

100

Johny walks 1.2 miles to school every day. How many miles a week does Johny walk to school?

6 miles (1.2 x 5 = 6)

200

Which one is less?


23.45   or    23.405

23.405 is less

200

Round this decimal to the nearest 1/100


345.987

345.99

200

Add:

123.9 + 143.2=


267.1

200

What is the difference:

8.8 - 3.1

5.7

200

Amanda bought a dress that cost her $34.99. Jenny bought a pair of pants that cost her $56.99. How much more did Jenny pay?

Jenny paid $22 more for her pants.

300

Order from greatest to least:

34.98                    344.98              34.981


344.98   >           34.981     >       34.98                    

300

Round this decimal to the nearest whole number


34.5

35

300

Add:

1,234.9 + 1,234.1

2,469

300

What is the difference:

78.5 - 2.3

76.2
300

Kai earned $20 allowance. He is planning on taking Luca and Andrew to the movies. He wants to invite both. If one ticket costs $6.50, will he be able to invite them and pay for his ticket?

6.50 x 3 = 19.50. Yes, Kai can invite both friends and pay for his ticket.

400

Order from least to greatest:


202.22              222.002                       22.202

                          

    22.202        <        202.22   <   222.002  

400

Round this decimal to the nearest whole number


4,560.99

4,561

400

Add:

3,092,000.01 + 3,092,000.02 = 

6,184,000.03

400

What is the difference?

2,345.1 - 0.1

2,345

400

Abby and Aeoife are going to Great America together. The entrance fee is $45.99. How much do they end up paying together if they both go on Saturday and Sunday?

91.98 + 91.98 = 183.96.

The would end up paying $183.96. Not worth it, they decided and went to the movies ;)


500

Compare. Which number is greater?


54,646.09405                           54,646.09401    

54,646.09405  

500

Round this decimal to the nearest millions place


4,567,754.091

5,000,000

500

Because you were brave and chose this question, it is going to be easy. Just kidding:)

Add:

9,999,999.9 + 9,999,999.9 

19,999,999.8

500

Subtract:

1,000,000.09 - 1,000,000.02

0.07
500

If you won $1,000,000 but had to pay $32,445.50 in taxes, how much would you end up getting?

$ 967,554.5