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3 × 2 6 5 × 2 10
add/subt when factors differ by 2
3 × 3 9 5 × 3 15
add/subt when factors differ by 2
3 × 4 12 5 × 4 20
add/subt when factors differ by 2
3 × 5 15 5 × 5 25
add/subt when factors differ by 2
3 × 6 18 5 × 6 30
add/subt when factors differ by 2
3 × 7 21 5 × 7 35
add/subt when factors differ by 2
3 × 8 24 5 × 8 40
add/subt when factors differ by 2
3 × 9 27 5 × 9 45
add/subt when factors differ by 2
3 × 10 30 5 × 10 50
add/subt when factors differ by 2
3 × 11 33 5 × 11 55
add/subt when factors differ by 2
3 × 12 36 5 × 12 60
add/subt when factors differ by 2
4 × 2 8 6 × 2 12
add/subt when factors differ by 2
4 × 3 12 6 × 3 18
add/subt when factors differ by 2
4 × 4 16 6 × 4 24
add/subt when factors differ by 2
4 × 5 20 6 × 5 30
add/subt when factors differ by 2
4 × 6 24 6 × 6 36
add/subt when factors differ by 2
4 × 7 28 6 × 7 42
add/subt when factors differ by 2
4 × 8 32 6 × 8 48
add/subt when factors differ by 2
4 × 9 36 6 × 9 54
add/subt when factors differ by 2
4 × 10 40 6 × 10 60
add/subt when factors differ by 2
4 × 11 44 6 × 11 66
add/subt when factors differ by 2
4 × 12 48 6 × 12 72
add/subt when factors differ by 2
5 × 2 10 7 × 2 14
add/subt when factors differ by 2
5 × 3 15 7 × 3 21
add/subt when factors differ by 2
5 × 4 20 7 × 4 28
add/subt when factors differ by 2
5 × 5 25 7 × 5 35
add/subt when factors differ by 2
5 × 6 30 7 × 6 42
add/subt when factors differ by 2
5 × 7 35 7 × 7 49
add/subt when factors differ by 2
5 × 8 40 7 × 8 56
add/subt when factors differ by 2
5 × 9 45 7 × 9 63
add/subt when factors differ by 2
5 × 10 50 7 × 10 70
add/subt when factors differ by 2
5 × 11 55 7 × 11 77
add/subt when factors differ by 2
5 × 12 60 7 × 12 84
add/subt when factors differ by 2
6 × 2 12 8 × 2 16
add/subt when factors differ by 2
6 × 3 18 8 × 3 24
add/subt when factors differ by 2
6 × 4 24 8 × 4 32
add/subt when factors differ by 2
6 × 5 30 8 × 5 40
add/subt when factors differ by 2
6 × 6 36 8 × 6 48
add/subt when factors differ by 2
6 × 7 42 8 × 7 56
add/subt when factors differ by 2
6 × 8 48 8 × 8 64
add/subt when factors differ by 2
6 × 9 54 8 × 9 72
add/subt when factors differ by 2
6 × 10 60 8 × 10 80
add/subt when factors differ by 2
6 × 11 66 8 × 11 88
add/subt when factors differ by 2
6 × 12 72 8 × 12 96
add/subt when factors differ by 2
7 × 2 14 9 × 2 18
add/subt when factors differ by 2
7 × 3 21 9 × 3 27
add/subt when factors differ by 2
7 × 4 28 9 × 4 36
add/subt when factors differ by 2
7 × 5 35 9 × 5 45
add/subt when factors differ by 2
7 × 6 42 9 × 6 54
add/subt when factors differ by 2
7 × 7 49 9 × 7 63
add/subt when factors differ by 2
7 × 8 56 9 × 8 72
add/subt when factors differ by 2
7 × 9 63 9 × 9 81
add/subt when factors differ by 2
7 × 10 70 9 × 10 90
add/subt when factors differ by 2
7 × 11 77 9 × 11 99
add/subt when factors differ by 2
7 × 12 84 9 × 12 108
add/subt when factors differ by 2
8 × 2 16 10 × 2 20
add/subt when factors differ by 2
8 × 3 24 10 × 3 30
add/subt when factors differ by 2
8 × 4 32 10 × 4 40
add/subt when factors differ by 2
8 × 5 40 10 × 5 50
add/subt when factors differ by 2
8 × 6 48 10 × 6 60
add/subt when factors differ by 2
8 × 7 56 10 × 7 70
add/subt when factors differ by 2
8 × 8 64 10 × 8 80
add/subt when factors differ by 2
8 × 9 72 10 × 9 90
add/subt when factors differ by 2
8 × 10 80 10 × 10 100
add/subt when factors differ by 2
8 × 11 88 10 × 11 110
add/subt when factors differ by 2
8 × 12 96 10 × 12 120
add/subt when factors differ by 2
10 × 2 20 12 × 2 24
add/subt when factors differ by 2
10 × 3 30 12 × 3 36
add/subt when factors differ by 2
10 × 4 40 12 × 4 48
add/subt when factors differ by 2
10 × 5 50 12 × 5 60
add/subt when factors differ by 2
10 × 6 60 12 × 6 72
add/subt when factors differ by 2
10 × 7 70 12 × 7 84
add/subt when factors differ by 2
10 × 8 80 12 × 8 96
add/subt when factors differ by 2
10 × 9 90 12 × 9 108
add/subt when factors differ by 2
10 × 10 100 12 × 10 120
add/subt when factors differ by 2
10 × 11 110 12 × 11 132
add/subt when factors differ by 2
10 × 12 120 12 × 12 144
add/subt when factors differ by 2