1. Find the amount of money made by the children 2. Find the cost of these purchases at the store. 44. Using Twos Each of these tents is made of 2 sticks: ^^^^^^^^^^ 1. Count the sticks by 2's. 2. How many sticks are there in 2 tents? 2+2=4. Two 2's=4. 3. How many sticks are there in 3 tents? 2+2+2=6. 4. Ask questions like these about the other tents. 5. Tapping on your desk by 2's, count to 20, saying: "2, 4, 6," and so on. 6. Fill the following blanks: William, a little school boy, sold newspapers and magazines to earn money for his savings account. He sold afternoon papers for 2¢ each; Sunday papers for 54; Saturday Evening Posts for 5¢; and other magazines for 10¢, 15¢, and 25¢. The first week William sold newspapers only: 1. How much did William earn each day? To find Monday's sales, say 5 times 2¢-10¢. Find the other sales in the same way. *3. Find the amount of William's sales for the week. *4. William paid 1¢ each for his daily papers and 2¢ for his Sunday papers. How much was his profit? What does this word mean? The second week William sold: 8 two-cent newspapers. 4 ten-cent magazines. 2 five-cent newspapers. 2 Saturday Evening Posts. *5. How much did he get for his newspapers? The Evening Posts? The 10-cent magazines? 6. Make problems about selling papers, as: "I sold 8 papers at 2¢ each. For how much did I sell them?" *In this series examples of special difficulty are starred. These girls and boys are marching by twos in the school parade. Look at the picture and answer these questions about them: 1. How many pupils are in the front row? How many 2's is that? How many 2's are there in 2? The sign means divided by. 2. How many pupils are there in two rows? 2÷2 1 How many 2's are there in 4? 4÷2=2 3. How many children are in three rows? How many 2's are in 6? 6÷2=3 4. How many children are in four rows? How many 2's are in 8? 5. How many children are in five rows? How many 2's are in 10? 8÷2=4 10÷÷2=5 6. Ask questions like these about the other rows of children. 7. Answer these questions: = 6÷2 ? 8÷2=? 10÷2=? 16÷2=? 20÷2=? 4÷2=? 2÷2=? 12÷2=? 14÷2=? 18÷2=?. 47. Pint and Quart-Estimating and Checking QUART PINT 1. Point to the pint measure; to the quart measure. Which is the larger? 2. Point to the pint milk bottle; to the quart milk bottle. 3. What things do we buy by the quart? The pint? 4. About how many glasses will a pint measure fill? Measure. 5. About how many glasses will a quart measure fill? Measure. 6. If you have a pint of lemonade, about how many glasses can you fill from it? 7. Fill the pint measure and pour the water into the quart measure. Is the quart measure full? 8. Pour another pint of water into the quart measure. Is it full now? How many pints are there in a quart? 2 pints (pt.) = 1 quart (qt.) NOTE. The teacher should have on her table a bucket of water, the pint and quart measures, milk bottles, and other vessels. 48. Buying Milk in School or at Home Dick and Mary drink milk at lunch and suppertwo glasses at each of these meals. Together they drink one whole quart bottle of milk at each meal. 1. How many quarts do they drink in a day? In 3 days? In 5 days? In a week? 2. How many pints are there in 2 qt.? In 5 qt.? 3. How many pints in 2 qt. and 1 pt.? In 4 qt. and 1 pt.? 4. How many quarts are in 6 pints? In 8 pints? |