Ask a New Question

How many two-digit numbers have a tens digit that is greater than the units digit?

1 answer

units: 0-8
tens: 1-9,2-9,...8-9,9
9+8+7+...+1 = 45

Similar Questions

What is the linear equation that will represent the second statement in the following problem:"The sum of the digits of a
1. 3 answers
find the number of two digit natural numbers such that the tens digit is greater than the units digit.
1. 2 answers
MathIn a 3 digit number the hundreds digit is one half of tens digit while the ones digit is more than the tens digit. If the
1. 1 answer
How many two-digit numbers have a tens digit that is greater than the units digit? Explain.
1. 8 answers

more similar questions