First Steps in Numbers: Designed to Lead the Pupil to a Thorough, Practical Acquaintance with the Elementary Operations on Numbers and the Application of the Decimal System

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Benjamin B. Mussey, 1849 - 100 pages
 

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Page 40 - We have seen that multiplying by a whole number is taking the multiplicand as many times as there are units in the multiplier.
Page 91 - IX. MISCELLANEOUS EXAMPLES. 97. 1. A gentleman, owning | of a vessel, sold | of his share ; what part of the vessel does he still own ? ANALYSIS. Since he sold f of his share, he would have J left, and \of \ is £. Therefore, fyc.
Page 99 - When a=30 and b= 14 ? 5. If a barrel of apples costs $3, what will 3 barrels cost? 4 barrels? 12 barrels? n barrels? 6. If there are 4 rows of apple-trees in an orchard and 8 trees in each row, how many trees are there in the orchard? How many trees are there in an orchard with b rows of 8 trees each ? How many trees are there in an orchard with b rows of a trees each? How is the product of a and b written ? 7.
Page 55 - How many yards of cloth at $| a yard can be bought for $5 ? |2^ ? $8 ? $121- ? 11. If it takes \ of a yard of cloth to make an apron, how many aprons can be made from 6 yards ? 12. In 3f Ib. how many ounces ? 13. At f of a cent apiece, what will 2 dozen eggs cost ? 14. I divided \\ Ib. of candy among 5 boys. How many ounces did each boy have ? 15. If ^ yd. of cloth costs 60 /, how much will 1 yd.
Page 47 - Drill should be given upon these and similar problems until the pupils are familiar with the language forms used in the analysis. The written form should be taken up after the oral form has been mastered. Apply these forms to similar problems on the succeeding pages of the text. 151.
Page 49 - ... 5 are 25 5 times 11 are 55 5 times 6 are 30 5 times 12 are 60 5. If one book costs 4 cents, how many cents must I pay for 5 books? 6. If one line of printing contains 7 words, how many words are there in 5 such lines? 7. If a man can walk six miles in one hour, how far can he walk in 5 hours? 8. If in one quart there are 2 pints, how many pints are there in 5 quarts? 9. Write the table of five times on the slate or blackboard. using X and =. WRITTEN EXERCISES. 31 42 64 324 603 240 304 906 _5__5_5__5...
Page 44 - LXXVn. 1. Sophia has one rose, and Maria has 3 times as many ; how many roses has Maria ? 2. Maria has 3 pinks, Sophia has only one third as many ; how many pinks has Sophia ? 3. In one quart there are 2 pints ; how many pints are there in 3 quarts? 4. There are 2 pints in one quart ; how many quarts are there in 6 pints? 5. There are 3 feet in one yard ; how many feet are there in 3 yards ? 6. In one yard there are 3 feet ; how many yards are there in 9 feet ? 7. There are 4 farthings in one penny...
Page 74 - If 5 men can do a piece of work in 3f days, in how many days would one man do it?
Page 91 - How many times is £ contained in 9f ? 10. If a bushel of potatoes cost | of a dollar, how many bushels can you buy with £ of a dollar ? 12. How many times is f contained in $ ? 13. At 3£ dollars a yard, how many yards of broadcloth can be purchased with 25£- dollars ? Ans. 7^ yards. 14. If £ of a yard of silk cost £ of a dollar, what will 1 yard cost ? Ans.
Page 47 - ... he received, he bought some papers at 2 cents apiece ; how many papers did he buy ? 16.

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