By Loreen Leedy
Multiplication is made frightfully enjoyable! A desk is integrated.
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Книга arithmetic for the overseas scholar: arithmetic HL - overseas. .. arithmetic for the foreign scholar: arithmetic HL - foreign Baccalaureate degree Programme Книги Математика Автор: Paul city, John Owen, Robert Haese Год издания: 2004 Формат: pdf Издат. :Haese & Harris courses Страниц: 960 Размер: 9,6 ISBN: 1876543094 Язык: Английский0 (голосов: zero) Оценка:Mathematics for the foreign scholar: arithmetic HL (International Baccalaureate degree Programme) is our interpretation of the ideas defined within the IBO degree Programme arithmetic HL consultant (first examinations 2006).
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Extra info for 2 X 2 = Boo: A Set of Spooky Multiplication Stories
Numbers whose greatest common factor is 1, such as 25 and 12, are relatively prime. How can you determine that 25 and 12 are relatively prime by looking at their prime factorizations? Find another pair of relatively prime numbers. qxd 3/9/05 5:00 PM Page 55 D. 1. Find two pairs of numbers whose least common multiple is the product of the numbers. For example, 5 3 6 = 30, and the least common multiple of 5 and 6 is 30. 2. Find two pairs of numbers whose least common multiple is less than the product of the numbers.
For Exercises 4–11, find the prime factorization of each number. 4. 36 5. 180 6. 525 7. 165 8. 293 9. 760 10. 216 11. 231 12. Use exponents to rewrite the prime factorizations you found in Exercises 4–11. 13. To indicate multiplication, you can use a raised dot symbol. For example, 3 3 5 = 3 ? 5. Find the prime factorization of 312 using raised dot symbols. qxd 3/9/05 5:01 PM Page 57 14. Multiple Choice What is the prime factorization of 240? A. 10 ? 24 B. 2 ? 3 ? 5 C. 23 ? 3 ? 5 D. 24 ? 3 ? 5 15.
Both Locker 100 and Locker 120? 3. both Locker 42 and Locker 273? H. Given two lockers, how can you determine which students touched both? Homework starts on page 65.
2 X 2 = Boo: A Set of Spooky Multiplication Stories by Loreen Leedy