Homework:
- Compare:
- 211 and 45,
- 84 and 45 ,
- 312 and 96,
- 510 and 255
- Compare 230 and 1,000,000,000.
- Look at the globe: if you walk 100 miles North, 100 miles East, 100 miles South and 100 miles West, would you return to the same point where you started?
- If you look at the Earth from above the North pole, is it rotating around its axis clockwise, or counterclockwise?
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