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Discover the essential rules of divisibility through a fun and engaging approach. This guide covers how to determine if a number is divisible by 2, 3, 4, 5, 6, 9, and 10 using simple techniques. Learn to check the last digit for 5 and 10, the sum of digits for 3 and 9, and the last two digits for 4. By mastering these rules, you'll enhance your mathematical skills and confidence in working with numbers. Join us in unraveling the magic of divisibility!
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To check di-vis-i-bil-i-ty Di-vide by a whole num-ber Re-main-der is ze-ro, Re-main-der is ze-ro, Re-main-der is ze-ro, Di-vis-i-bil-i-ty, Oh!
Di-vis-i-bil-i-ty by 2, Just use these sim-ple clues, Oh. If the num-ber ends in 2, If the num-ber ends in 4, If the num-ber ends in 6 Or 8, or ends in ze-ro.
Di-vis-i-bil-i-ty by 3, Just add the num-ber’s di-gits. If the sum di-vides by 3, If the sum di-vides by 3, If the sum di-vides by 3, Di-vis-i-ble by 3, Oh!
Di-vis-i-bil-i-ty by 4, Just check the last 2 di-gits. Last 2 di-gits, just di-vide. See if 4 will work. You tried. 4 goes in-to the last two, Di-vis-i-ble by 4, Oh!
Di-vis-i-bil-i-ty by 5 Just look at the last di-git, If it’s zero or it’s 5, If it’s zero or it’s 5, If it’s zero or it’s 5, Di-vis-i-ble by 5, Oh!
Di-vis-i-bil-i-ty by 6, Just learn this little trick, Oh. If a 2, goes in-to it, If a 3, goes in-to it, 2 and 3, go in-to it, Di-vis-i-ble by 6, Oh.
Di-vis-i-bil-i-ty by 9, Like 3, just sum the di-gits. If the sum di-vides by 9, If the sum di-vides by 9, If the sum di-vides by 9, Di-vis-i-ble by 9, Oh!
Di-vis-i-bil-i-ty by 10, Just look at the last di-git. If that number is ze-ro, If that number is ze-ro, If that number is ze-ro, Di-vis-i-ble by 10, Oh.