To add two positive numbers, add their absolute values (§ 21), and prefix the plus sign to the result. 2. To add two negative numbers, add their absolute values and prefix the minus sign to the result. Junior High School Mathematics - Page 189by Walter Wilson Hart - 1922Full view - About this book
| Education - 1879 - 944 pages
...number, subtract the less absolute value from the greater and prefix the sign of the greater. Also, to add two negative numbers, add their absolute values and prefix the negative sign. continually keep in conscious view every principle used. Each one of us uses freely... | |
| Education - 1907 - 880 pages
...number, subtract the less absolute value from the greater and prefix the sign of the greater. Also, to add two negative numbers, add their absolute values and prefix the negative sign. After the rules have been learned, let them be freely used. It is not necessary to have... | |
| Webster Wells, Walter Wilson Hart - Algebra - 1912 - 504 pages
...gives $2 loss, similarly Rule. — 1. To add two positive numbers, add their absolute values (§ 21), and prefix the plus sign to the result. 2. To add...result. 3. To add a positive and a negative number, find the difference of their absolute values, and prefix to the result the sign of the number having... | |
| Webster Wells, Walter Wilson Hart - Algebra - 1912 - 344 pages
...gives $2 loss, similarly Rule. — 1. To add two positive numbers, add their absolute values (§ 21), and prefix the plus sign to the result. 2. To add...absolute values and prefix the minus sign to the result. EXERCISE 14 1. Find the sum of + 10 and — 3. SOLUTION : Use Rule 3. Subtract 3 from 10 ; prefix +... | |
| Elmer Adelbert Lyman, Albertus Darnell - Algebra - 1917 - 520 pages
...greater, and prefix the sign of the number having the greater absolute value. (Examples 2, 3, 4, 5.) 3. To add two negative numbers, add their absolute values and prefix the negative sign. (Example 6.) These rules must be learned. EXERCISE 38. Work out the first five examples... | |
| Paul Ligda - Algebra - 1925 - 284 pages
...5+ (-8) = -3 Similarly we should find that - 5 + (+ 8) = + 3 Such considerations lead to the rules: To add two positive numbers, add their absolute values and prefix the + sign. To add two negative numbers, add their absolute values and prefix the — sign. To add a negative... | |
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