Variations on Perplexing Sudoku-by5 Logic Puzzles (Vol 1)

Chapter 4: Eight Perplexing Sudoku-Xtreme Puzzles (numbers 9-16)

• Step-by-step instructions for solving Puzzle 9, (287/369)   Diff: 48/991A.A111.1244.3785.5469.3B11.A1A1.3563+
• Step-by-step instructions for solving Puzzle 10, (288/369)   Diff: 48/9966.6653.2369.974B.2563.4476.9999.9845+
• Step-by-step instructions for solving Puzzle 11, (285/369)   Diff: 50/99.8544.1A24.4351.2599.3543.1353.6796.9758+
• Step-by-step instructions for solving Puzzle 12, (279/369)   Diff: 51/974.1B21.C522.1122.1122.4598.9999.9997.5699+
• Step-by-step instructions for solving Puzzle 13, (288/369)   Diff: 53/9.71C2.5389.7666.6898.3574.4698.9649.9998+
• Step-by-step instructions for solving Puzzle 14, (290/369)   Diff: 55/972.2111.4799.9961.B11A.2111.4522.7999.9545+
• Step-by-step instructions for solving Puzzle 15, (281/369)   Diff: 58/99.6564.6577.999B.2351.A1A2.4222.1212.2135+
• Step-by-step instructions for solving Puzzle 16, (278/369)   Diff: 60/9964.3424.8899.3B33.1235.7955.4312.3325+