how many ten and how many ones are in the numbers 57,63,32,98,21

I assume you mean find how many tens come close and then how many MORE ones we need to make the complete big number.

To find out how many tens, divide by ten, which is the same as moving the decimal point left one space
57/10 = 5.7
so there are 5 tens plus something more to make 57
How much more? Well 5 tens is fifty, so we need an additional 7 ones to make 57
so 57 has 5 tens and 7 ones.

32 3tens 2 ones

I think you're asking for each of these numbers. I'll get you started -- and you can finish.

57 = 5 tens and 7 ones
63 = 6 tens and 3 ones

If you post your answers for the last three numbers, I'll be glad to check them.

To find out how many tens and ones are in a number, you need to understand the place value system. In the place value system, each digit in a number has a specific value depending on its position.

Let's break down the given numbers and identify the tens and ones place:

1. Number 57:
- Tens place: 5
- Ones place: 7

2. Number 63:
- Tens place: 6
- Ones place: 3

3. Number 32:
- Tens place: 3
- Ones place: 2

4. Number 98:
- Tens place: 9
- Ones place: 8

5. Number 21:
- Tens place: 2
- Ones place: 1

Now let's summarize the information:

- Number of tens: 5, 6, 3, 9, 2
- Number of ones: 7, 3, 2, 8, 1