Number Rules
Which number system is easier for everyday math: Roman numerals or modern numbers?
What is modern numbers?
In 105, what is the value of the digit 1?
What is 100?
True or false: Negative numbers were always accepted as real numbers.
What is false?
You have $10. You spend $15. What is your balance?
What is -5?
15+7=
What is 22?
What does the 0 in 105 do?
What is it shows there are zero tens?
Write 9+3=12 using Roman numerals.
What is IX + III = XII?
What does zero represent in a place value system?
Why is it easier to track money with modern numbers than Roman numerals?
What is place value?
6 x 8=
What is 48?
Why did some people think negative numbers were not real?
What is you can't have less than nothing/it didn't make sense for counting objects?
A bank account starts at $5. You spend $12. What is your balance?
What is -7?
True or false: In most probability problems, your first guess is usually correct.
What is false?
You earn $8, lose $3, then earn $5. What is your total?
What is 10?
72/9=
What is 8?
In the Monty Hall problem, is it better to switch doors or stay?
What is switch?
Solve x-4=9
What is x=13?
In the Tower of Hanoi, what is the rule you CANNOT break?
What is you cannot place a larger disk on a smaller disk?
What is 12 x 4 or 48?
x+4=11. What is x?
What is 7?
Which idea is most useful in real life: zero, negative numbers, or algebra? Why?
What is any answer is fine IF explained?
A pattern is: 3, 6, 12, 24, __. What is the next number?
What is 48?
In the Seven Bridges of Konigsberg problem, what was the goal?
What is to cross each bridge exactly once without repeating any?
In a game, there is a 1/3 chance of winning. Is it more likely you win or lose?
What is lose?
IX + III=
What is 12 (XII)?