LP 2 Mr. D Preparing for Pre-Algebra

Decimals Mix

100

What decimal belongs in this box?

What is 0.3?

200

What decimal belongs in this box?

What is 0.75?

300

What is the sum of 5.5 + 3.5?

What is 9?

400

List the numbers that belong in the boxes from left to right.  Hint- The distance between each point is 0.2.

What is 3.2, 3.4, 3.6, 3.8, 4.2, 4.4, 4.6, 4.8?

Place Value Decimals

100

Round 38.6 to the nearest whole number (ones place).

What is 39?

200

Which place value is underlined in the following decimal:

What is tenth?

300

Round 408.534 to the nearest hundredth.

What is 408.53?

400

Correctly state how you would to read the following decimal:

13,805.45

What is thirteen thousand, eight hundred five and forty-five hundredths?

Adding & Subtracting Decimals

100

What is the first step when adding or subtracting decimals?

What is line up the decimals?

200

Subtract then round to the nearest whole number:
14.5 – 10

What is 4.5 ≈ 5?

300

True or False? 

This problem was solved correctly.

               

What is false?

400

Add then round to the nearest tenth.

3.45 + 26.33

What is 29.78 ≈ 29.8?

Random Riddles

100

I have branches, but I don't produce fruit, just money. What am I?

What is a bank?

200

What kind of tree does a math teacher climb?

What is geometry?

300

You throw away the outside and cook the inside. Then you eat the outside and throw away the inside. What did you eat?

That is an ear of corn?

400

A clock chimes 5 times in 4 seconds. How many times will it chime in 10 seconds?

What is 11 times? It chimes at zero and then once every second for 10 seconds.

Divide & Real World Problems with Decimals

100

Divide 4.6 ÷ 2.  Give the exact answer (do not round).

What is 2.3?

200

In gym class, Jaxon walked 1.24 miles. Caroline walked 0.8 miles. How much further did Jaxon walk?

What is 0.44?

300

When we divide decimals, we need to first check to see if the _______________ is a whole number. If it is not, we need to make it a whole number by moving the decimal point to the _____________.

What is divor and right?

400

You and your friends run a car wash one Saturday to make money. You decide to charge $5.25 per car, and put all your money together at the end. YOU washed 4 cars. How much money are you able to add to the pile at the end of the day?

What is $21.00?