SUMMARY 6. Add: 7. How many tens in 70? 157 13. Some children went to the park to find four-leaf clovers. Tom found 22, Clara found 17, and James, 29. How many clovers did all three children find? 14. Clara lost 9 of her four-leaf clovers on the way home. How many did she have left? 15. Write in figures the number that equals 8 tens and 9 ones. If your score does not please you, practice more on this drill. SUMMARY 118. General Review. (WRITTEN WORK.) If you can do everything in this article correctly, you will show that you have been studying hard. 1. Write in figures: (a) seven dollars and thirty-two cents. (b) four dollars and sixty cents. (c) ten dollars and four cents. 2. Are 2 dimes and 19 cents more than 3 dimes and 7 cents? 3. What is left out of the answer in the example in the box at the right? Write the answer correctly on your paper. 4. Subtract seventy-six from one hundred sixty-seven. $4.35 2.40 1.95 5. One answer in the five subtraction examples below is wrong. Find the wrong answer and correct it. Write the five examples and answers on your paper and check each answer. In this way you can find the one with the wrong answer. 7. Is 29 the sum of 23 and 6? 8. How many examples are in Article 104? CHAPTER VI FIRST STEPS IN MULTIPLICATION. TWO, THREE, ONE, AND ZERO IN MULTIPLICATION. NEW WORK LITTLE 5¢ 119. Two in Multiplication. (CLASS WORK.) You have already learned how to add numbers. In this chapter you will learn a quicker way to add. 1. Lee and James wanted to buy 2 packages of firecrackers that cost 5 cents a package. How much money did they need? 2. How many are 5 and 5? 3. How many are two 5's? 4. Paul had 2 letters to mail. How much money did he need in order to put a 2-cent stamp on each letter? 5. How many are 2 and 2, or two 2's? 8. How many are 4+4, or two 4's? 9. Two 6's are how many? 10. 11. 12. 13. Two 1's. Two 7's.... Two 8's.... Two 9's.... = NEW WORK THE MEANING OF "TIMES" 120. The Meaning of "Times." 161 (CLASS WORK.) You know that the sign for plus is +, and that the minus sign is a little line like You will now learn how to use an this, other word and sign. 1. A girl took 5 cents out of her bank one Saturday morning and bought candy with it. That afternoon she took 5 cents more from the bank to pay for an ice cream cone. How many times did she take 5 cents out of her bank that day? 2. Two times 5 cents are how many cents? Read carefully: 5+5 are 10) These may be (2 times 5 are 10 Two 5's are 10 written 2 X 5 are 10 "2×5 are 10" is read, "2 times 5 are 10." Read the following examples and give the answers. Try these several times until you can give each answer as quickly as you can say 1 and 1 are 2. It is called When you say "2X4=8," you are multiplying 4 by 2. The sign X means to multiply. the multiplication sign or the times sign. carefully, or it will look like the addition sign. |