Unit 4 Jeopardy

Digit Shifting

100

The digits in a number shift to the left 2 times when you multiply a number by what power of 10

100 or 10² 

200

The digits in a number shift 3 times to the left when you multiply it by what power of 10?

1000 or 10³

300

When the digits in a number shift to the left, does the number become larger or smaller?

larger

400

When the digits in a number shift to the right, does the number become larger or smaller?

smaller

500

How many times do the digits shift when you multiply a number by .001?

3

Powers of 10

100

1,000 = 10^?

1,00010³

200

10,000=10^?

10,000=10⁴

300

10=10^?

10=10¹

400

100,000=10^?

100,000=10⁵

500

1=10^?

1=10⁰

Multiplying Decimals

100

1.23 *.02

1.23*.02= .0246

200

4.35*.8

4.35*.8= 3.48

300

12.3*.04

12.3*.04= .492

400

123.4 *5.6

123.4 *5.6= 691.04

500

3.45*23

3.45 *23= 79.35

Multiplying Powers of 10

100

45*10²

45*10²⁼4,500

200

27*10³

27*10³⁼27,000

300

0.12*10²

0.12*10²⁼12

400

12.3 * 10²

12.3 * 10²=1230

500

.035 * 10³=

.035 * 10³=35

Geometry

100

How many degrees are in a circle?

360^o

200

How many degrees are in a straight line?

180^o

300

What triangle has at least two sides of equal length?

Isosceles 

400

What triangle has all sides of equal length and angles that are equal?

equivalent triangle

500

What is the formula to find the area of a circle?

A =pir²