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multiply by 10's
divide by 10's
multiply
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100
0.098 x 10
What is 0.98
100
9.8 / 10
What is .98
100
0.17 x 8
What is 1.36
100
6.48 / 4
What is 1.62
100

Which planet is closest to the sun?

Mercury 

200
98.908 x 100
What is 9,890.8
200
0.98 / 100
What is .0098
200
9.3 x 4.1
What is 38.13
200
26.52 / 13
What is 2.04
200

Which planet has a day (rotation around its axis) longer than a year (rotation around the sun)?

Venus 

300
.97 x 1,000
What is 970
300
984.009 / 1,000
What is 984,009
300
The fastest growing flowering plant is the Hesperoyucca Whipplei. It was recorded that one of these plants grew at a rate of 25.4 cm per day. How many centimeters did this plant grow in 7 days?
What is 177.8 cm
300
.427 / 6.1
What is 0.07
300

Which planet has the highest mountain in the solar system? 

Mars (Olympus mons) 

400
8.009 x 10
What is 80.09
400
0.9 x 100
What is .009
400
A bag of popcorn weighs 7.6 pounds. How many pounds would 3.5 bags weigh?
What is 26.6 pounds.
400
I can run 53.16 miles an hour, and a snail can move 0.02 of a mile per hour. How many times as fast do I run than the snail moves?
What is 2,658 times as fast
400

Which planet has the 4 largest moons in the solar system? (double points if you can name them) 

Jupiter (Io, Europa Ganymede, Callisto)

500
9.8 x 1,000
What is 9,800
500
.25 x 1,000
What is .00025
500
My suit weighs 29.8 pounds on the moon. It weighs 6.12 times as much on Earth. How much does my suit weigh on Earth?
What is 186.376 pounds
500
Patty paid $42.84 for 6.8 gallons of water. What was the price per gallon?
What is $6.30
500

How many moons does Saturn have?

146