Round any number to the nearest 10, 100 or 1,000.
Investigation: What is my original number?
I have rounded a number to the nearest 100.
My answer is 900.
Can you work out what my number could be based on these clues:
My number is odd.
There is one 8 in my number.
The sum of the digits in my number total 22.
Think about the different strategies that you could use. Which sets of numbers can you eliminate immediately?
Answer:
The three numbers that could round using these parameters are
859, 877, 895.