Show:
Rounding
Addition
Subtraction
Simple Machines
Nouns/Verbs
100
26 rounded to the nearest 10
What is 30
100
63 + 23
What is 86
100
98 - 32
What is 66
100
Give one example of how a simple machine can impact your daily life.
[many answers]
100
Walk
What is a verb
200
532 rounded to the nearest 100
What is 500
200
96 + 12
What is 108
200
876 - 234
What is 642
200
What is force?
A push or a pull on an object that changes its speed, direction, or motion
200
Jumping Jack
What is a noun
300
682 rounded to the nearest 10
What is 680
300
5,802 + 5,091
What is 10,893
300
866 - 222
What is 644
300
Talk about the form of a lever ("What is it like?")
From our book: "A lever is a long, stiff bar. The bar rests on a point called the fulcrum."
300
Gallop
What is a verb
400
99,155 rounded to the nearest 10
What is 99,160
400
684,988 + 45,555
What is 730,543
400
866 - 222
What is 644
400
Talk about the function of a lever (How does it work?)
From our book: "The fulcrum does not move. Force is put on one end of the lever. The other end lifts a load. A lever's load, force, and fulcrum can be in different places. Moving a load placed near the fulcrum takes less force."
400
Building
What is both
500
457,951 rounded to the nearest hundred
What is 458,000
500
1,999,999 + 99,999
What is 2,099,998
500
240,008 - 138,521
What is 101,487
500
Explain the form (What is it like?) and function (How does it work?) of an inclined plane.
From our book: "An inclined plane is a surface that slants. You can use inclined planes to move a load up or down. Lifting a heavy load takes a lot of force. You need less force to push it up an inclined plane, but you have to move it across a longer distance."
500
Slide
What is both