Multiplication Puzzles Name:

X
2
1
8
4
10 20 10 80 40
5 10 5 40 20
1 2 1 8 4
8 16 8 64 32
X
9
6
2
8
9 81 54 18 72
2 18 12 4 16
5 45 30 10 40
10 90 60 20 80
X
2
4
7
1
3 6 12 21 3
7 14 28 49 7
4 8 16 28 4
1 2 4 7 1
X
3
8
1
5
7 21 56 7 35
2 6 16 2 10
4 12 32 4 20
3 9 24 3 15