Question

Find three digit numbers that equal 90 when the digits are multiplied together

Answer 1

330 ( 3 x 30 ) is a possible answer

Answer 2

Some answers are:

• 592
• 356
• 635
• 563
• 952

Explanation:

We need to find numbers that are divisible by 90 as: 2, 3, 6, 9, 15, 18, 30, 45

Multiply 2 numbers whose result be: 15, 18, 30 or 45.

Finding the third digit that results in 90 is easier

Example:

• 592 if we multiply the digits 5*9*2=90
• 356 if we multiply the digits 3*5*6=90
• 635 if we multiply the digits 6*3*5=90
• 563 if we multiply the digits 5*6*3=90
• 952 if we multiply the digits 9*5*2=90