Round the following problems to the nearest ten.
1.)24
2.)15
3.)47
4.)42
5.)81
6.)65

1. 20

2. 20

3. 50

4. 40

5. 80

6. 70

Step-by-step explanation:

When you round, in this case to the tens place, you look at the number to the right of the value given. So if we are asked to round to the tens place, we must actually look at the ones place.

1. 24

=> 20

2. 15

==> 20

3. 47

==> 50

4. 42

==> 40

5. 81

==> 80

6. 65

==> 70

35-60 students are taking math.