7. Seventeen is how many tens and ones? 8. Forty-five is how many tens and ones? 9. Fifty-two is how many tens and ones? 10. Sixty-eight is how many tens and ones? 11. Seventy is how many tens and ones? 12. Eighty-six is how many tens and ones? 13. Write in figures: eighteen; twenty-six; 14. Write fifty-four; sixty-nine; seventy-fi eighty-three. 15. Beginning with 1, count by twos to 30 five, seven, nine, eleven, etc. 16. Beginning with 1, count by threes to 31. 17. Beginning with 1, count by fours to 41. 18. Beginning with 1, count by fives to 51. 19. Copy and read: 57; 59; 65; 67; 68; 7 1. How many chickens in the picture? How many hens? How many are 7 ones and 3 ones? 2. What is finding how many ones are in two or more numbers called? Ans. Adding, or Addition. 3. What is the number found by addition called? Ans. The Sum, or Amount. 4. Make the Sign denoting Addition; thus, + 5. What is this sign called, and what does it mean? Ans. It is called Plus, and means "and" or "added to." 6. If you have 7 chickens and 3 of them are stolen by rats; how many will you have left? 7. What is taking away a part of a number called? 8. What is the part left called? Ans. The Difference, or Remainder. 9. Make the Sign of Subtraction; thus, 10. What is this sign called, and what does it mean? Ans. It is called Minus, and means "less." 11. When placed between two numbers what does it show? Ans. It shows that the number after it is to be taken from the one before it, and is read "less" or minus. 1. The Sign of Equality is, and me "equal." Thus, 2 pencils+3 pencils = 5 pencils, is read "2 pe cils are 5 pencils," or "2 pencils plus 3 pencils equal 5 Also, 7-34, is read "7 less 3, or 7 minus 3 equal 2. Write the sign of addition on your slate 3. Write the sign of subtraction. The sign 4. Copy and read the following: 16; 30 5. 12 oranges +3 oranges +5 oranges 6. 10 marbles +8 marbles-5 marbles = ho 7. What does the sign (?) denote? Ans. It asks the question, "how many." 8. Copy and read the following: 25+ 46-38+95 = ? 102+125-63 = ? 9. Robert had 11 chestnuts; he gave 6 to how many had he left? 6+5=? 10. James has 25 cents and earns 10 more cents has he? 25+10= ? 11. Julia had 10 pin-wheels and Clara 5; the their playmates; how many had they left? 1512. Count 30 by 2's and back. 13. Count 30 by 3's and back. 14. Count 50 by 5's and back. 15. Count 100 by 10's and back. 16. Copy and read the following: 24-6+13? 20-12 = ? 16+27-9=? 35 (For TO TEACHERS.-The Addition and Subtraction Tables are placed side by side for the reason that one is the opposite of the other, and is naturally suggested by it. TO TEACHERS.-Pupils should be taught to illustra themselves. Thus, to show that 3 and 2 are 5, let them and 2 fingers, or make 3 marks and 2 marks upon the 1. Dick has 5 young canary birds and 2 many birds has he? 2. Lillie has 7 books and Edith 2; how man 3. How many more books has Lillie than E 4. A house has 7 maple trees, 1 elm, and 2 how many shade trees has it? 5. Theodore bought a kite for 6 cents, a lin and an apple for 1 cent; how much did he pay 6. Copy and complete the following: |