Backward Digit: Practice Level 1

You are in LEVEL 1
You will need to remember 2 numbers and swap them!

© 2010 Terezinha Nunes

1. 4
2. 8
3. 5
4. 9
1. 8
2. 5
3. 3
4. 9
1. 84
2. 54
3. 35
1. 3
2. 8
3. 2
4. 4
1. 2
2. 5
3. 6
4. 1
1. 23
2. 33
3. 21
4. 31
1. 1
2. 7
3. 4
4. 6
1. 9
2. 8
3. 3
4. 7
1. 91
2. 89
3. 74
4. 63