Day 7

• Write the smallest seven-digit number possible. Ask someone to read it.
• Write a three-digit number with 9 in the hundreds place. Read around.
• Write a five-digit number between 29 000 and 30 000. Read around.
• Write a six-digit number between 200 000 and 300 000. Read around.
• Write a hard number to read. Read around.
• Doubling: Start with 7. Double it, then double the answer, then double that answer. Keep going until the time is up. (Allow about two minutes.)
• Repeat, starting with 20.
• Repeat, starting with 30.
• Repeat, starting with 11.
• Thanks. You may sit down again.

Day 8

• Write the largest seven-digit number possible. Read around.
• Write a five-digit number with 9 in the hundreds place. Read around.
• Write a five-digit number between 54 000 and 55 000. Read around.
• Write any number with 1 in the thousands place. Read around.
• Write a hard number to read. Read around.
• Doubling: Start with 7. Double it, then double the answer, then double that answer. Keep going until the time is up. (Allow about two minutes.)
• Repeat, starting with 2.
• Repeat, starting with 3.
• Repeat, starting with 11.
• Thanks. You may sit down again.

Day 9

• Write the largest three-digit number possible.
• Write any number with 9 in the thousands place. Read around.
• Write a number between 4 857 and 4 859. Read around.
• Write a hard number to read. Read around.
• Doubling: Start with 5. Double it, then double the answer, then double that answer. Keep going until the time is up. (Allow about two minutes.)
• Repeat, starting with 11.
• Repeat, starting with 13.
• Thanks. You may sit down again.