Question

this number has 5 ones.It has 3 more tens than ones. the number is​

Answer 1

Thinking with place value in mind, there are an infinite number of answers.

More than 6 tens: 70, 80, 90

Less than 5 ones: 4, 3, 2, 1, 0

So we can have: 90, 71, 176, 84.2, etc.

These are all possible answers because they all have more than 6 tens and less than 5 ones.