# Crossnumber winners, issue 13

Hello everyone! It’s time to announce the winners of the issue 13 crossnumber competition! Before we reveal the winners, here is the solution of the crossnumber.

 1 6 9 9 9 9 9 9 9 8 5 1 1 1 1 1 1 6 4 3 2 0 9 6 3 3 5 2 1 0 1 6 4 9 0 0 9 6 0 7 1 4 4 0 2 9 3 1 1 9 6 3 0 9 7 1 1 5 7 9 2 9 9 9 7 3 2 2 2 9 9 9 9 0 0 1 7 9 2 7 9 4 9 1 2 3 2 0 2 6 4 7 2 9 1 0 2 8 5 1 0 0 3 4 3 1 6 9

The sum of the across clues was 13704.

There were 82 entries, 68 of which were correct. The randomly selected winners are:

1. Alistair Benford, who wins a £100 Maths Gear goody bag,
2. Miguel Ángel Morales Medina, who wins a Chalkdust T-shirt,
3. Yuliya Nesterova, who wins a Chalkdust T-shirt,
4. Martin Schuh, who wins a Chalkdust T-shirt.

Well done to Alistair, Miguel, Yuliya and Martin, and thanks to everyone else who attempted the crossnumber. Keep your eyes peeled for issue 14’s puzzle, which will be released very soon…

# Crossnumber winners, issue 12

Hello everyone! As the 13th Chalkdust prize crossnumber has just been released, it’s time to announce the winners of the issue 12 crossnumber competition! Before we reveal the winners, here is the solution of the crossnumber.

 6 7 2 9 9 9 7 4 1 3 2 4 4 2 2 1 9 9 9 8 0 1 5 2 1 4 1 4 9 1 1 3 7 6 2 8 4 1 2 1 5 1 4 4 7 3 3 3 9 4 5 5 4 4 4 2 4 3 3 3 9 4 1 4 8 7 3 8 3 3 3 3 3 9 4 3 9 2 1 4 1 4 1 1 2 6 4 1 0 1 4 7 9 2 1 1 9 2 2 2 0 4 4 1 9 6 1 7 5 9 1 2 4 3 9 5 4 7 2 3 3 3 3 1 5 1 3 6 3 5 1 1 3 3 1 5 6 9 3 0 7 3 5 3 3 3 4 9 5 3 6 0

The sum of the across clues was 19404.

There were 63 entries, 52 of which were correct. The randomly selected winners are:

1. Robert Kerry, who wins a £100 Maths Gear goody bag,
2. Nick Keith, who wins a Chalkdust T-shirt,
3. Sarah Gross, who wins a Chalkdust T-shirt,
4. Pamela Docherty, who wins a Chalkdust T-shirt.

Well done to Robert, Nick, Sarah, and Pamela, and thanks to everyone else who attempted the crossnumber. Hope you enjoy issue 13’s puzzle

# Crossnumber winners, issue 10

Hello everyone! It’s time to announce the winners of the Chalkdust prize crossnumber #10! Before we reveal the winners, here is the solution of the crossnumber.

 1 0 8 9 0 2 2 2 2 2 2 2 2 2 1 9 5 2 8 6 7 5 1 0 8 9 5 2 5 8 6 1 9 7 5 4 3 2 0 4 1 2 0 0 5 4 1 1 9 1 0 0 1 0 7 9 6 7 8 9 6 3 0 1 4 2 1 9 8 1 0 8 9 1 8 7 1 6 5 1 4 3 1 2 1 1 1 4 7 2 0 1 0 7 4 5 6 3 4 1 2 3 5 9 4 9 8 4 5 5 5 9 4 9 9 8 9 1 2 6 1 8 1 6 9 9 2 4 9 5 1 1 0 8 9 8 5 2 4 9 9 8 0 2 2 2 2 2 2 2 2 2 1 0 8 9 0

The sum of the across clues was 891873821817653.

There were 40 entries, 37 of which were correct. The randomly selected winners are:

1. Laurence, who wins a £100 Maths Gear goody bag,
2. Robert Hannan, who wins a Chalkdust T-shirt,
3. James, who wins a Chalkdust T-shirt,
4. Thomas Smith, who wins a Chalkdust T-shirt.

Well done to Laurence, Robert, James and Thomas, and thanks to everyone else who attempted the crossnumber. See you shortly in issue 11…

# Crossnumber winners, issue 09

With issue 10 of Chalkdust fast approaching, it’s time to announce the winners of the Chalkdust prize crossnumber #9! Before we reveal the winners, here is the solution of the crossnumber.

 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 9 6 4 8 8 9 3 9 4 6 6 1 6 9 4 1 3 1 1 1 7 2 5 9 5 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 9 2 2 8 2 0 8 7 9 1 9 2 2 2 9 2 3 5 8 3 8 3 6 1 5 3 3 7 1 9 9 5 7 1 2 2 9 1 9 2 2 2 9 2 8 1 6 3 4 2 1 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 8 9 9 4 7 4 3 2 7 4 2 3 4 0 7 4 1 2 3 6 6 4 8 3 3 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9

The sum of the across clues was 2222222406182591.

There were 100 entries, 66 of which were correct. The randomly selected winners are:

1. Matt Hutton, who wins a £100 Maths Gear goody bag,
2. George Lambert, who wins a Chalkdust T-shirt,
3. Sami Wannell, who wins a Chalkdust T-shirt,
4. Deborah Tayler, who wins a Chalkdust T-shirt.

Well done to Matt, George, Sami and Deborah, and thanks to everyone else who attempted the crossnumber. See you shortly in issue 10…