Practical and Mental Arithmetic on a New Plan: In which Mental Arithmetic is Combined with the Use of the Slate ...Roe Lockwood, 1831 - 268 σελίδες |
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Σελίδα 23
... minute , 60 minutes in every hour , 24 hours in every day , and in a solar year , 365 days , 5 hours , 48 minutes , and about 48 sec- onds . Should we continue to go on as we began , in combining inore figures still , it would be very ...
... minute , 60 minutes in every hour , 24 hours in every day , and in a solar year , 365 days , 5 hours , 48 minutes , and about 48 sec- onds . Should we continue to go on as we began , in combining inore figures still , it would be very ...
Σελίδα 53
... minutes in one hour ; how many hours are there in 120 minutes ? In 4800 minutes ? A. 82 hours . 18. In 172800 minutes ? In 1036800 minutes ? A. 20160 hours . FEDERAL MONEY . T XXI . Repeat the TABLE . 10 Mills • make 10 Cents 10 Dimes ...
... minutes in one hour ; how many hours are there in 120 minutes ? In 4800 minutes ? A. 82 hours . 18. In 172800 minutes ? In 1036800 minutes ? A. 20160 hours . FEDERAL MONEY . T XXI . Repeat the TABLE . 10 Mills • make 10 Cents 10 Dimes ...
Σελίδα 76
... minutes , how far can he go in 10 minutes ? In 15 ? In 20 ? In 30 ? 2. How many barley corns in 2 inches ? In 3 ? In 4 ? In 5 ? In 6 In 7 ? In 8 ? In 9 ? In 20 ? 3. How many inches are 6 barley corns ? Are 12 ? Are 15 * Are 18 ? Are 21 ...
... minutes , how far can he go in 10 minutes ? In 15 ? In 20 ? In 30 ? 2. How many barley corns in 2 inches ? In 3 ? In 4 ? In 5 ? In 6 In 7 ? In 8 ? In 9 ? In 20 ? 3. How many inches are 6 barley corns ? Are 12 ? Are 15 * Are 18 ? Are 21 ...
Σελίδα 79
... Minutes 24 Hours 365 Days 100 Years • • • • TIME . TABLE . 1 Minute , marked m . · make · • 1 Hour , • 1 Day , • 1 Year , · • make · 7 Days 4 Weeks . • Also , 13 Months , 1 Day , 6 Hours , 12 Calendar Months · • h . • d . • • yr . cen 1 ...
... Minutes 24 Hours 365 Days 100 Years • • • • TIME . TABLE . 1 Minute , marked m . · make · • 1 Hour , • 1 Day , • 1 Year , · • make · 7 Days 4 Weeks . • Also , 13 Months , 1 Day , 6 Hours , 12 Calendar Months · • h . • d . • • yr . cen 1 ...
Σελίδα 80
... minutes , hours , days , years , centuries ; also weeks and months . Exercises for the Slate . 37. How many hours in 120 minutes ? In 960360 minutes ? A. 16008 hours . 38. How many days in 4 years ? ( 4 × 3651 ) In 44 years ? A. 17532 ...
... minutes , hours , days , years , centuries ; also weeks and months . Exercises for the Slate . 37. How many hours in 120 minutes ? In 960360 minutes ? A. 16008 hours . 38. How many days in 4 years ? ( 4 × 3651 ) In 44 years ? A. 17532 ...
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12 leaves 50 cents acres amount answer apiece apples bbls broadcloth bushels of rye called ciphers cloth cost common fraction compound interest contained cord feet cube currency decimal places derive the following difference dimes divide dividend dollars equal example Exercises farthings federal money feet long feet wide figure following RULE gain gallons gals gills give greatest common divisor hence hogshead hundred illustrations we derive improper fraction least common denominator least common multiple length lowest terms merchant bought miles mills mixed number molasses months multiplicand multiply OPERATION oranges ounces payment pence pints pound present worth principal proceed proportion pupil pwts quarts rate per cent ratio Reduce remainder Rufus separatrix shillings Slate sold solid feet square feet square rods square root subtract third term units whole number write yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 199 - Compute the interest to the time of the first payment ; if that be one year or more from the time the interest commenced, add it to the principal, and deduct the payment from the sum total. If there be after payments made, compute the interest on the balance due to the next payment, and then deduct the payment as above ; and, in like manner, from one payment to another, till all the payments are absorbed ; provided the time between one payment and another be one year or more.
Σελίδα 81 - TABLE. 60 seconds" make 1 minute, marked '. 60 minutes • 1 degree, °. 30 degrees - 1 sign, s. 12 signs or 360° 1 circle, c.
Σελίδα 21 - Decedents," and to repeal said original sections, -and to repeal sections one (1), two (2), three (3), four (4), five (5), six (6), seven...
Σελίδα 76 - Measure. 3 barley corns (bc) make 1 inch, marked in. 12 inches, 1 foot, ft. 3 feet, 1 yard, yd. 5^ yards, 1 rod, pole, or perch.
Σελίδα 242 - Multiply the divisor, thus augmented, by the last figure of the root, and subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
Σελίδα 246 - Multiply the sum of the extremes by the number of terms, and half the product will be the sum of all the terms.
Σελίδα 227 - A hare starts 12 rods before a greyhound, but is not perceived by him till she has been up 45 seconds ; she scuds away at the rate of 10 miles an hour, and the dog...
Σελίδα 6 - Two 2 Three 3 Four 4 Five 5 Six 6 Seven 7 Eight 8 Nine 9 Ten 10 Eleven 11 Twelve 12 Thirteen 13 Fourteen 14 Fifteen 15 Sixteen 16 Seventeen 17...
Σελίδα 212 - A. 100 feet -í- 50 = 2 tons! 10. How many bricks 8 inches long, 4 inches wide, and 2| inches thick, will build a wall in front of a garden, which is to be 240 feet long, 6 feet high, and 1 foot 6 inches wide ? A.
Σελίδα 256 - Leg are given, to find the Other Leg;— From the square of the hypothenuse subtract the square of the given leg, and the square root of the remainder will be the other. 3. A river, 80 yarda wide, passée by a fort, the walla of which are 60 yard« h ii'li ; now, what is the distance from the top of the wali to the opposite bank ol'the river?