SECTION XXI. REDUCTION OF UNITED STATES MONEY. 248.-1. Change $7 to cents and to mills. $15.67= SOLUTION. $15.67 may be changed to cents 1567 cents. by removing the dollar-sign and decimal point, which gives 1567 cents, because $15 1500 cents, and 1500 cents plus 67 cents are 1567 cents. 4. Change $37.03 to cents. 5. Change $43.444 to mills. $43.444= = SOLUTION.-$43.444 may be changed to 43444 mills. mills by removing the dollar-sign and decimal point, which gives 43444 mills; because $4343000 mills, 44 cents = 440 mills, and 43000 mills, plus 440 mills, plus 4 mills, are 43444 mills. 6. Change $6.305 to mills. 7. Change 7000 mills to cents and to dollars. 7000 No. of mills. 700= No. of cents. 7=No. of dollars. SOLUTION. Since there must be one tenth as many cents as there are mills, 7000 mills may be changed to cents by dividing by 10, or by removing one cipher from the right, which gives 700 as the number of cents. Since there must be one hundredth as many dollars as there are cents, 700 cents may be changed to dollars by dividing by 100, or by removing two ciphers from the right, which gives 7 as the number of dollars. 8. Change 93000 mills to cents and to dollars. 249. Rules for Reduction of United States Money.-To reduce dollars to cents, remove the dollar-sign and annex two ciphers; to reduce dollars to mills, annex three ciphers; to reduce cents to mills, annex one cipher. To reduce dollars and cents to cents, or dollars, cents and mills to mills, remove the dollar-sign and the decimal point. To reduce cents to dollars, point off two orders from the right and prefix the dollar-sign; to reduce mills to dollars, point off three orders from the right and prefix the dollar-sign; and to reduce mills to cents, point off one order from the right and prefix the dollar-sign. 250. Reduce 1. $57 to cents. 2. $53 to mills. 3. 98 cents to mills. PROBLEMS. 4. 5700 cents to dollars. 5. 53000 mills to dollars. 6. 980 mills to cents. 251. TEST QUESTIONS.-1. In what is United States money reckoned? Of what does it consist? Recite the table. 2. What are coins? Of what are the coins of United States money made? Name the coins made of gold. nickel. Of bronze. What is Paper Money? tional Currency? Of silver. Of What is Frac 3. How are dimes regarded in business? In denoting sums of money by figures, how are dollars distinguished? Cents? 4. Recite the rules for Reduction of United States money. SECTION XXII. COMPUTATIONS IN UNITED STATES ADDITION. 252.-1. If you should pay 30 cents for a slate, 25 cents for a writing-book and 10 cents for a pencil, how much would you pay for all? 2. How much is 30 cents + 25 cents + 10 cents? 3. Susan gave 50 cents for a collar, 40 cents for a thimble and 12 cents for some needles. How much did she give for the whole? 4. If you give $9.50 for a coat and $3.25 for a vest, how much do you give for both? WRITTEN EXERCISES. 253.-1. What is the sum of $95.60, $19 and $4.375? $95.60 19. 4.375 $118.975 SOLUTION.-Write the numbers and add, as required by the rule for addition, and separate the dollars from the cents in the sum by a decimal point. = 6. $144.56+$17.18+ $100.63 what amount? 7. Johnson paid for a farm $6500, and for improvements on it $365.50. He then sold it for $150 more than the whole cost; for how much did he sell it? SUBTRACTION. 254.-1. Arthur had 95 cents, and gave 50 cents for a knife. How much had he left? 2. 85 cents less 17 cents are how many cents? 3. If you had $1.25, and should give 75 cents for an arithmetic, how much would you have left? 4. What sum added to 75 cents will make $1.25? What sum added to 50 cents will make $1.25? 5. If I have $9.25, how much more must I get to pay for a coat worth $10? 6. I have 7 dimes; how much more must I get to pay for a book worth $1.10? WRITTEN EXERCISES. 255.-1. What is the difference between $106 and $43.50? $106.00 43.50 $62.50 SOLUTION. Write the numbers and subtract, as required by the rule for subtraction, and separate the dollars from the cents in the difference by a decimal point. 6. How much less is $1867.25 than $5555.43? 7. If you purchase goods at a cost of $316.50, and sell them for $400, how much do you gain? MULTIPLICATION. 256.-1. At 12 cents each, what will 12 writingbooks cost? 2. At 25 cents each, what will 5 spelling-books cost? 3. James paid $1.25 for a hat, and Edward paid 3 times as much. How much did Edward pay? 4. If flour is $10 a barrel, what will 10 barrels cost? 5. What will 5 bushels of wheat cost, at $2.10 a bushel? WRITTEN EXERCISES. 257.-1. What is the product of $109.50 multiplied by 9? $109.50 SOLUTION.-Write the numbers and multiply, as 9 required by the rule for multiplication, and separate the dollars from the cents in the product by a $985.50 decimal point. Multiply 2. $61.34 by 8. 4. $3.125 by 25. 5. $19.06 by 12. 6. $20.013 by 13. 7. $93.56 by 100. 8. $1005 by 13. 9. $1056 by 171. 10. $34.055 by 1000. 11. $103.03 by 100. 12. $13.06 X 10 X 3=what amount? 13. What will it cost to build 7 cottages, at $2500.50 each? 14. If a man earns $125.87 each month, how much does he earn in 12 months? 15. How much will 640 acres of land cost, at $120 per acre? |