| Thomas H. Sidebotham - Mathematics - 2003 - 488 pages
...the sum of its digits, which is 1+5 + 4 + 0 + 8= 18, is divisible by 6. Test 8. A number is divisible by 9 if the sum of its digits is divisible by 9. Example 8. The number 67,320 is divisible by 9, because the sum of its digits, which is 6 + 7 + 3 +... | |
| Karen Lurie - Mathematics - 2003 - 235 pages
...5. • An integer is divisible by 6 if it is divisible by both 2 and 3. • An integer is divisible by 9 if the sum of its digits is divisible by 9. • An integer is divisible by 10 if its units digit is 0. PRIME FACTORIZATION A whole number greater... | |
| M. J. Tipler - Juvenile Nonfiction - 2004 - 468 pages
...last digit is 0 or 5. by 6 if it is divisible by both 2 and 3. by 8 if half of it is divisible by 4. by 9 if the sum of its digits is divisible by 9. by 10 if the last digit is 0. For divisibility by large numbers we check for divisibility by factors. To check... | |
| Alan Horsfield, Elaine Horsfield - Juvenile Nonfiction - 2005 - 90 pages
...divisible by 8 if the number made by the last three digits is divisible by 8. A number is divisible by 9 if the sum of its digits is divisible by 9. A number is divisible by 10 if it ends in a 0. A number is divisible by 11 if the difference between... | |
| E.S.Ramasamy - 2006 - 838 pages
...these numbers the last three digit number is divisible by 8. 7. Divisibility by 9 A number is divisible by 9, if the sum of its digits is divisible by 9. Example 4527, 279 are divisible by 9, since in 4527, the sum of numbers (4 + 5+2 + 7 = 18) which is... | |
| A W Siddons, K S Snell, E H Lockwood - Mathematics - 1956 - 244 pages
...by 25 if its last two figures are 00, 25, 50 or 75. by 3 if the sum of its digits is divisible by 3. by 9 if the sum of its digits is divisible by 9. by 1 1 if the difference between the sum of one set of alternate digits and the sum of the other set of... | |
| Cindi Mitchell - Education - 1999 - 68 pages
...choice. Taking It Further: Circle the numbers that are divisible by 9. (Hint: A number is divisible by 9 if the sum of its digits is divisible by 9.) 324 5,364 4,592 147 6102 7055 b 1 -c I Name 10 Pattern Block Star DECIMALS Subtraction Solve the problems.... | |
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