Question

Show 231 using the same number of tens and ones

Answer 1

Answer:

10n + 1n = 11n = 231, and n = 21

Step-by-step explanation:

Let that "same number" be n.  Then 10n + 1n = 11n = 231, and n = 21.

Check:  Do 21 tens and 21 ones add up to 231?

                      210 + 21 = 231 ?  YES