Rounding 5-digit numbers to the nearest 10 000 and 1000

Maths

What is the half way point between 70 000 and 80 000?

What is 56 321 rounded to the nearest 10 000?

What is 72 189 rounded to the nearest 10 000?

What is 68 213 rounded to the nearest 1000?

What is 65 000 rounded to the nearest 10000?

Which of the following numbers is greater than 40 000 but less than 60 000?

2. Which of the following numbers is exactly half-way between 70 000 and 80 000?

3. Which of the following numbers is exactly half-way between 65 000 and 66 000?

4. What is the next number is this sequence: 23500, 23600, 23700, _________?

5. What is the next number in this sequence: 18000, 19000, 20000, 21000, _________?