Basic Facts: (T2W9)
- Half 70=35
- Double 9=18
- Half 40=20
- Half 20=10
- Double 100=200
- Half 100=50
- Double 2=4
- Double 4=8
- Half 70=35
- 1/2 of 40=20
- Half 70=35
- Double 200=400
- 1/4 of 12=3
- 4 x 4=16
- 1/5 of 20=4
- 1/3 of 9=3
- 3 x 5=15
- 10 x 10=100
- 1/10 of 100=10
- 2/5 of 20=8
- 2/3 of 9=3
- 2/2 of 40=40
- 1/8 of 64=21
- 2/8 of 64=33
- 2/8 of 80=21
- Double 3=6
- 1/2 of 2=1
- Double 7=14
- 1/5 of 100=10
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