II. If a man plows 3 acres a day for 4 days, how many acres does he plow? 3+3+3+3=? How many acres are 4 times 3 acres ? 4x3=? 12. A man hauled 3 loads of 5 bales of cotton each ; how many bales did he haul ? 5+5+5=? How many bales are 3 times 5 bales? 3x5=? 13. A carpenter worked 5 days for 3 dollars a day; how much money did he get? 3+3+3+3+3=? How many dollars are 5 times 3 dollars ? 5x3=? 14. When you come 5 days in the week, how many days do you come to school in 4 weeks ? 15. How many days are in 3 weeks ? 7+7+7= ? How many days are 3 times 7 days? 16. How many feet are in 7 yards ? Seven threes added together make how many? How many feet are 7 times 3 feet? 80. Written Problems. 1. There are 3 pigeons on the barn, and 4 on the stable, and there are three times as many on the ground as there are on both barn and stable ; how many pigeons in all ? . 2. John went to school 3 weeks, and missed one day in that time; how many days did he go to school in the 3 weeks? 3. If 7 yards of calico make a dress, how many yards will it take to make 3 such dresses ? 4. If a man can walk 4 miles per hour, how many miles can he walk in 4 hours ? 5. If 1 fork has 4 prongs, how many prongs do 5 such forks have? 4+4x4=? 5x4 = ? 6. On a hill there are 2 oak-trees, 3 times as many cedars as oaks, and 3 times as many pines as cedars; how many pine-trees are on the hill ? 7. Mr. Jones has 4 miles of wire fence on his farm; on the ranch across the river there are 5 times as many miles of wire fence; how many miles of wire fence are there on the ranch? 8. Fred's fishing line is 6 feet long, John's is twice as long as Fred's, and the fisherman's line is twice as long as John's; how long is the fisherman's line ? 9. If a boy eats 3 meals each day, how many meals does he eat in 6 days? 10. . Mary read 7 pages Tuesday, and 3 times as many on Wednesday; how many did she read in both days ? 82. Find sums : 1. 2. 3. — — 83. Find products : 1. 2. 3. 23 24 11 2 2 3 eronco o co co Boros 11 22 V Multiply 13 by 4. | We say: 4 times 3 are 12, and write 13= 10+ 3 the 2 under the 4; then we say 4 times DIVISION 84. Oral Questions. 1 are 4, and add the 1 ten from the 4 12, making 5. 40+12=52 1. If 2 tops cost 10 cents, what does 1 top cost? What must 2 be multiplied by to make 10 ? 2. If 5 oranges cost 10 cents, what does 1 orange cost ? What must 5 be multiplied by to make 10? 3. A man worked 6 days, and received 12 dollars ; what did he make a day? What must 6 be multiplied by to make 12? 4. A man worked for 2 dollars a day, and received 12 dollars; how many days did he work? What must 2 be multiplied by to make 12 ? 5. How many oranges at 3 cents each can be bought for 15 cents ? What must 3 be multiplied by to make 15 ? 6. How many pens at 5 cents each can be bought for 15 cents ? What must 5 be multiplied by to make 15 ? 86. Written Problems. 3)36 each can be bought for 36 cents ? 12 2. If you walk 2 miles an hour, how many hours will it take to walk 24 miles ? 3. To walk 36 miles, how many times must a man walk 3 miles ? 4. How many oranges at 3 cents each may be bought for 42 cents ? 3€)42¢ 3 in 4 tens is 1 ten, and 1 over, which 14 times. is a ten; add this ten to the 2 units, making 12 units. 3 in 12 units is 42 cents is the Dividend. 4 un 3 cents is the Divisor. times. If you spend 3! for an orange 14 times is the Quotient. 14 times, you buy 14 oranges. times. If Se is contained 12 units is les is the Quotor: 87. In Division we find the Quotient. The sign of Division is · . |