Basic facts T2W9

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=4

2/3 of 9=3

2/2 of 40=40

1/8 of 64=8

2/8 of 64=16

2/8 of 80=20

Double 3=6

1/2 of 2=1

Double 7=14

1/5 of 100=20