If the number is divisible by both 5 and 9, then the number fits into 45 perfectly.
5- If the last digit is 0 or 5
9- If the sum of the digits are divisible by 9
Examples: 61,335, 844,560, 174,555
Non Examples: 4,122, 2085
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i think divisibility rules help with fractions because it helps you reduce the fraction to make i a simple fraction.
3 and 9. And they divide into 123456789 whether or not you use divisibility rules!
0.4557
0.4557
Oh honey, divisibility rules have been around longer than your grandma's secret meatloaf recipe. But if you want a name to drop at your next trivia night, credit goes to good ol' Euclid. He's the OG mathematician who laid down the law on how numbers can play nice and divide evenly.