### Фй лЭне пй чсЮуфет -Уэнфбоз ксйфйкЮт

Ден енфпрЯубме ксйфйкЭт уфйт ухнЮиейт фпрпиеуЯет.

### Ресйечьменб

 The Foundation 5 Notation 151158 151 Addition 161168 161 Subtraction 171178 171 Multiplication 181188 181 Division 191198 191 Properties op Numbers 201206 201 Divisibility of Numbers 211216 211
 Ratio and Proportion 321328 a31338 321 Powers and Roots 341348351358 341 Metric System 361368 361 DENOMINATE NUMBERS 371 CAPACITY 381 TIME 396 PRACTICAL APPROXIMATIONS 415 MISCELLANEOUS EXAMINATION PROBLEMS 443

### ДзмпцйлЮ брпурЬумбфб

УелЯдб 373 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
УелЯдб 250 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
УелЯдб 241 - Reduce the dividend and the divisor to like fractional units, then divide the numerator of the dividend by the numerator of the divisor. RULE II. — "Invert the divisor and proceed as in multiplication.
УелЯдб 236 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
УелЯдб 381 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
УелЯдб 392 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt.) 4 quarts = 1 gallon (gal...
УелЯдб 371 - TABLE. 12 inches (in.) = 1 foot (ft.). 3 feet = 1 yard (yd.). 5J yards, or 16| feet — 1 rod (rd.).
УелЯдб 361 - Pupils must learn to think of quantity in metric units. 319. All units in the metric system of measures and weights are derived from the primary unit known as the meter. When the length of the primary unit of this system was determined it was supposed to be one ten-millionth of the distance from the equator to the pole. A pendulum that vibrates seconds is nearly one meter long.* In the names of the derived units of this system the prefix deka means 10; hekto means 100; kilo means 1000; myria means...
УелЯдб 157 - Quantities, or those whose values are given, when not expressed by figures, are usually represented by the first letters of the alphabet, as a, b, c.
УелЯдб 364 - MEASURES OF WEIGHT 10 milligrams (mg.) = 1 centigram eg. 10 centigrams =1 decigram dg. 10 decigrams =1 gram g. 10 grams =1 decagram Dg. 10 decagrams =1 hectogram Hg. 10 hectograms = 1 kilogram Kg.