9 99 1-999 99 95 9 2. 1100; 1780; 10%; 110%; 17880; 1880; 11000. 3. 10180; 1000; 101%; 10150;150; 10185 1000 4. Ten and four hundred fifteen thousandths. 5. Ten and four hundred five thousandths. 471. The fourth decimal order is called ten-thousandths. Express decimally: 6. 101-101; 1010; 101; 101; 101; 101-. 101-111 10000 7. 101; 101; 10110‰; 10110000; 101; 101!!!. 8. Eleven and eleven ten-thousandths. 9. Eleven and one hundred one ten-thousandths. The fifth decimal order is called hundred-thousandths. 10. 101-18 1010 101-106; 10110000. 100000 1. A man spent $4.15 for books, $3.75 for a lamp, and $6.25 for a chair; find the sum. 2. Find the sum of $15.95, $16.35, and $18.72. 3. Add 1 and 8 tenths to 18 hundredths. .18 1.8 4. A man had $50.00, and spent $10.25; how much did he then have? 5. The receipts of a railroad company in one month amounted to $2 134 349.73; the expenses for the month amounted to $1 800 949.95; what was the net gain? 6. Subtract 18 hundredths from 1 and 8 tenths. 1.8=1.80 .18 7. Subtract 18 thousandths from 18 hundredths. 8. Subtract 18 ten-thousandths from 18 thousandths. 9. Find the sum of 8 tenths, 9 hundredths, 89 thousandths, and 3 ten-thousandths. 10. Subtract, decimally, 2 from 31000 II. Subtract, decimally, 23 from 310800. 12. Subtract 18 and three hundred four thousandths from 19 and seven tenths. MULTIPLICATION 478. Written Exercises. 1. A man earned $12.50 per week; how much in 10 weeks? 479. Each removal of the decimal point one place to the right multiplies a number by 10. 2. A bale of cotton was sold for $48.10. Find the value of 100 such bales. 3. Find the value of 1000 bushels of corn, at $.60 per bushel. 4. Bought 18 pounds of beef, at $.15 per pound, and 25 pounds of mutton, at $.16 per pound. Paid with a $5-note, and the balance in silver; how much silver? 480. Oral Problems. 1. At 2 cents a quart, what would be the cost of 6 quarts of oil? 2. At 2.5 cents a quart, what would be the cost of 12 quarts of oil? 3. At 12 cents a quart, what would be the cost of 6 quarts of vinegar? 4. At 12.5 cents a quart, what would be the cost of two quarts of vinegar? 5. At $.25 a quart, what would be the cost of 4 quarts of cider? 6. A man earns $2 a day; how much in 4 days? 7. If a man earns $1.75 a day, how much does he earn in 6 days? 8. If a man earns 3.75 dollars a day, how much does he earn in 2 days? 9. In one pocket a boy had $.05, and in another pocket 10 cents; how much in both pockets? 100 10. A man paid 125 cents, $.25, and 15 of a dollar; how much did he pay? II. A lady spent one day $10.25, and the next day $31; how much more the first day? 12. A man sold a horse for $125, and a cow for 22.25 dollars; what did he get for them? 13. How much more is 2.75 dollars than one dollar and five cents? |