Advertisement

Learn a Fact: 2 x 1

1
1
x  1
2
1
x  9
3
6
x  0
4
1
x  4
5
1
x  7
6
0
x  7
7
8
x  1
8
3
x  1
9
2
x  1
10
9
x  0
11
2
x  0
12
8
x  0
13
3
x  0
14
6
x  1
15
4
x  0
16
1
x  0
17
1
x  5
18
5
x  0

Fact Navigator

You're learning

2

x1


2

1

x2


2

Move on to other facts:
2
X 0
0
2
X 2
4

Advertisement