Respuesta :

9 tens; 1 one

5 tens; 51 ones

10 tens; -9 ones

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- Sofie 

Place values are used to represent the value of digits in a given number. Three possible ways to represent 91 are:

  • 6 tens and 31 ones
  • 8 tens and 11 ones
  • 5 tens and 41 ones

Given

[tex]Number = 91[/tex]

91 is a 2-digit number. So, it is represented as follows on a place value chart

[tex]91 = 9 \times [10] + 1 \times [1][/tex]

The numbers in [] are the place values, and they cannot be changed.

91 itself means, 9 tens and 1 one.

So, a possible representation is:

[tex]91 = 7 \times [10] + 21 \times [1][/tex]

The above means: 7 tens and 21 ones

Using the above as a guide, we have the following representations

[tex]91 = 6 \times [10] + 31 \times [1][/tex] --- 6 tens and 31 ones

[tex]91 = 8 \times [10] + 11 \times [1][/tex] --- 8 tens and 11 ones

[tex]91 = 5 \times [10] + 41 \times [1][/tex] --- 5 tens and 41 ones

And so on....

Hence, some possible ways are:

  • 6 tens and 31 ones
  • 8 tens and 11 ones
  • 5 tens and 41 ones

Learn more about place values at:

https://brainly.com/question/17533134