Solving problems involving place value and rounding

Maths

Reasoning with large whole numbers

What is the value of the digit '6' in the number 65 341?

2. I'm thinking of a number. It is a 6 digit, even number. When rounded to the nearest multiple of 100 000, it is approximately equal to 600 000. My number has a '4' in the tens column. What could my number be?

Which of the following demonstrates an accurate way of partitioning the number 43 213?

Which of the following demonstrates an accurate way of partitioning the number 139 672?

There are 652 987 people at an Olympics event on Saturday and 232 018 people at the event on Sunday. Use rounding to the nearest 100 000 to find the approximate total number of people attending over the weekend.

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?

Solving problems involving place value and rounding

Lesson outcome