Solving problems involving rounding

Maths

Reasoning with large whole numbers

What is 563 201 rounded to the nearest multiple of 10 000?

What is the range of numbers that will round to 400 000 when rounding to the nearest multiple of 100 000?

What is the range of numbers that will round to 670 000 when rounding to the nearest multiple of 10 000?

4. I am thinking of a 6 digit number. When rounded to the nearest multiple of 100 000, it is approximately equal to 800 000. It is an even number. What could my number be?

5. I am thinking of a 5 digit number. When rounded to the nearest multiple of 1000, it is approximately equal to 45 000. It is also a multiple of 5. What could my number be?

What are the nearest multiples of 1000 for the number 671 349?

What is 532 098 rounded to the nearest multiple of 100 000?

What is 763 812 rounded to the nearest multiple of 10 000?

What is 341 762 rounded to the nearest multiple of 1000?

... rounded down to the smaller multiple.

Numbers that are exactly half way between two multiples should be...

Solving problems involving rounding

Lesson outcome