Junior High School Mathematics, Βιβλίο 2Heath, 1922 |
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Σελίδα iv
... solution of problems . duced first in Chapter II , they are used thereafter whenever pos- sible ( See especially Chapters III , IX , and X ) . This reform talked about for over a generation , is made the dominating feature of this text ...
... solution of problems . duced first in Chapter II , they are used thereafter whenever pos- sible ( See especially Chapters III , IX , and X ) . This reform talked about for over a generation , is made the dominating feature of this text ...
Σελίδα ix
... solution at the left side of the paper . Checking solutions . Even expert computers check the solution of a problem in some way to make certain that the result is correct . You must form the habit of checking your solutions . A first ...
... solution at the left side of the paper . Checking solutions . Even expert computers check the solution of a problem in some way to make certain that the result is correct . You must form the habit of checking your solutions . A first ...
Σελίδα 3
Walter Wilson Hart. Example . - Find the sum of the following numbers : Solution . 55 + 36 + 24 + 47 + 63 . - 1. Adding the units , think 5 , 11 , 15 , 22 , 25. Write the 5 , and carry 2 tens . 2. Adding the tens , think 7 , 10 , 12 , 16 ...
Walter Wilson Hart. Example . - Find the sum of the following numbers : Solution . 55 + 36 + 24 + 47 + 63 . - 1. Adding the units , think 5 , 11 , 15 , 22 , 25. Write the 5 , and carry 2 tens . 2. Adding the tens , think 7 , 10 , 12 , 16 ...
Σελίδα 5
... Solution . - Think 34 and 4074 ; and 3 = 77 . Example 2. Add 67 and 85 . Solution . - - Think 67 and 80 = 147 ; and 5 = 152 . EXERCISE 3 Find : 1. 34 + 62 2. 28 + 43 3. 93 + 54 5. 82 + 33 + 25 4. 82 + 96 6. 39 + 85 + 74 7. 63 + 39 11 ...
... Solution . - Think 34 and 4074 ; and 3 = 77 . Example 2. Add 67 and 85 . Solution . - - Think 67 and 80 = 147 ; and 5 = 152 . EXERCISE 3 Find : 1. 34 + 62 2. 28 + 43 3. 93 + 54 5. 82 + 33 + 25 4. 82 + 96 6. 39 + 85 + 74 7. 63 + 39 11 ...
Σελίδα 6
... solution care- fully , or by casting out nines . ( See page 234. ) b . When multiplying by 10 , or 100 , or 1000 , move the decimal point one , two , or three places to the right , etc. When multiplying by .1 , or .01 , or .001 , move ...
... solution care- fully , or by casting out nines . ( See page 234. ) b . When multiplying by 10 , or 100 , or 1000 , move the decimal point one , two , or three places to the right , etc. When multiplying by .1 , or .01 , or .001 , move ...
Άλλες εκδόσεις - Προβολή όλων
Junior High School Mathematics, Βιβλίο 1 Walter Wilson Hart Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Συχνά εμφανιζόμενοι όροι και φράσεις
ad valorem altitude amount due angle balance bank discount base borrowed bought cash casting out nines compound amount compound interest compounded quarterly compounded semi-annually computed cost cubic debt decimal deposit depositor divide dividends divisor dollar earn equal excess exempt EXERCISE Find the amount Find the interest following examples following numbers formula gross hypotenuse income tax indorse interest on $1 interest on $1000 July June length less 20 Liberty Bonds measure mills minuend money order month negative numbers note discounted numbers in Example owner paid par value parallelopiped partial payments person pounds preferred stock premium prism profit property taxes purchased Pythagorean Theorem quotient rate of income rate per cent ratio receive rectangle result right triangle selling price shares sides simple interest sold Solution Subtract tax rate total income triangular prism United valorem
Δημοφιλή αποσπάσματα
Σελίδα 167 - OF WEIGHT 10 milligrams (mg.) = 1 centigram (eg.) 10 centigrams = 1 decigram (dg.) 10 decigrams = 1 gram (g.) 10 grams = 1 dekagram (Dg...
Σελίδα 247 - The sum of two sides of a triangle is greater than the third side, and their difference is less than the third side.
Σελίδα 165 - LENGTH 10 millimeters (mm) =1 centimeter (cm) 10 centimeters 10 decimeters 10 meters 10 dekameters 10 hektometers 10 kilometers = 1 decimeter (dm) =1 meter (m) =1 dekameter (Dm) = 1 hektometer (Hm) = 1 kilometer (Km) = 1 myriameter (Mm) 1.
Σελίδα 191 - 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.
Σελίδα 200 - RULE To subtract one number from another, change the sign of the./ subtrahend and add algebraically.
Σελίδα 172 - The Ratio of one number to another is the quotient of the first divided by the second. Thus, the ratio of a to b is -; it is also written a : b.
Σελίδα 198 - The number to be subtracted is called the Subtrahend. The number from which the subtrahend is to be subtracted is called the Minuend. The result is called the Remainder or Difference. 21. The symbol — , read "minus" or "less,
Σελίδα 251 - English Money 4 farthings (far.) = 1 penny (d.) 12 pence = 1 shilling...
Σελίδα 86 - Duties are either specific, or ad valorem. A specific duty is a certain sum paid on a ton, hundred weight, yard, gallon, &c.
Σελίδα 112 - If the final settlement is made more than one year after the date of the note, the amount due is found by the following rule, adopted by the Supreme Court of the United States. Rule.