DECIMAL JEOPARDY!

Place Value

100

In 502.14 the 1 is in which place value?

What is the tenths place?

200

What is the value of 6 in 0.065?

0.06 or six hundredths

300

Instead of saying this number, 72.5, like this: seventy-two "point" five, it's better to say.....

What is seventy-two and five tenths.

400

Write the following in words and standard form.

300+20+6+ 0.1+ 0.03 + 0.0009

What is 326.1309?

What is three hundred twenty-six and one thousand, three hundred nine ten-thousandths.

500

The sum of 400, 60, 5, 0.6, and 0.007 is what number in words?

What is four hundred sixty-five and six hundred seven thousandths?

Adding/Subtracting

100

3.55+8.2

What is 11.75?

200

8.8-6.69

What is 2.11?

300

2.444+x=9

What is 6.556?

400

x-0.88=1.22

What is x=2.1?

500

Mitch wants to buy a used car for $7,000.66. The car dealer offers Mitch a deal where he buys a car and ends up only $35.26 over budget! Write a subtraction equation describing the scenario using c for car. SOLVE!!!

What is c-7000.66=32.26?

c= 7032.92

Multiplying/Dividing

100

If I have 41 items, and every bag can fit 7 items, how many bags do I need?

What is 6? (You need to put the five remaining items in their own bag)

200

3*6.88

What is 20.64?

300

1.44/12

What is 0.12?

400

14/0.25

What is 56?

500

If I buy 6 pizzas for a total of $60.36, how much was each pizza? Use a multiplication equation then solve for c (cost)

What is 6c = 60.36?

c= 10.06

Compare Decimals

100

Which is bigger 0.1 or 0.0155 ?

0.1

200

Which is bigger 2.405 or 2.450 ?

What is 2.450?

300

Order the decimals from least to greatest. 3.7, 3,67, or 3.336

What is 3.336, 3.67, 3.7?

400

Which number is biggest? .105, .1, or .12

Explain why.

What is .12?

500

Which number is greatest? 0.3, 0.30, or 0.300

Explain your reasoning.

They are equivalent!

Potpourri

100

Round to the nearest hundredth: 7,096.392

What is 7,096.39?

200

Round to the nearest tenth:

1.23456789 + 9.87654321

What is 1.2+9.9 = 11.1?

300

Order from least to greatest 5.554, 5.5, 5.55, 5.45

What is 5.45, 5.5, 5.55, 5.554

400

The AMS band has 23 students who are carpooling to a concert. If each car has three seats for students each, would seven cars be enough? Explain why or why not.

No that would not be enough. You would need an eighth cars for the two students remaining.

500

If the area of a rectangle is 40 m² with a length of 1.25 m long, how wide is the rectangle?

Keep in mind: area = length TIMES width.

What is 32 meters?