1 / 38

EXAMPLE 2

EXAMPLE 2. Subtracting Whole Numbers. To find the difference of and , you line up the numbers on the ones’ place. Next you subtract the ones, then the tens, and so on. 204. 36. EXAMPLE 2. Subtracting Whole Numbers.

gili
Télécharger la présentation

EXAMPLE 2

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. EXAMPLE 2 Subtracting Whole Numbers To find the difference of and , you line up the numbers on the ones’ place. Next you subtract the ones, then the tens, and so on. 204 36

  2. EXAMPLE 2 Subtracting Whole Numbers To find the difference of and , you line up the numbers on the ones’ place. Next you subtract the ones, then the tens, and so on. 204 36 204 - 36

  3. EXAMPLE 2 Subtracting Whole Numbers 204 36 To find the difference of and , you line up the numbers on the ones’ place. Next you subtract the ones, then the tens, and so on. 1 9 14 You need more ones to subtract 6, so regroup. 204 - 36 204=100+90+14

  4. EXAMPLE 2 Subtracting Whole Numbers To find the difference of and , you line up the numbers on the ones’ place. Next you subtract the ones, then the tens, and so on. 204 36 1 9 14 You need more ones to subtract 6, so regroup. 204 - 36 204=100+90+14 8

  5. EXAMPLE 2 Subtracting Whole Numbers To find the difference of and , you line up the numbers on the ones’ place. Next you subtract the ones, then the tens, and so on. 204 36 1 9 14 You need more ones to subtract 6, so regroup. 204 - 36 204=100+90+14 68

  6. EXAMPLE 2 Subtracting Whole Numbers To find the difference of and , you line up the numbers on the ones’ place. Next you subtract the ones, then the tens, and so on. 204 36 1 9 14 You need more ones to subtract 6, so regroup. 204 - 36 204=100+90+14 168

  7. EXAMPLE 3 Multiplying Whole Numbers Music Lessons Your music lessons cost $25 per week. How much will you pay for 12 weeks of lessons? • SOLUTION • You need to find the product 12 25

  8. EXAMPLE 3 Multiplying Whole Numbers Music Lessons Your music lessons cost $25 per week. How much will you pay for 12 weeks of lessons? • SOLUTION • You need to find the product 12 25 25 1 2

  9. EXAMPLE 3 Multiplying Whole Numbers Music Lessons Your music lessons cost $25 per week. How much will you pay for 12 weeks of lessons? • SOLUTION • You need to find the product 12 25 25 1 2 First multiply 25 by the ones’ digit, 2.

  10. EXAMPLE 3 Multiplying Whole Numbers Music Lessons Your music lessons cost $25 per week. How much will you pay for 12 weeks of lessons? • SOLUTION • You need to find the product 12 25 25 1 2 First multiply 25 by the ones’ digit, 2. 50

  11. EXAMPLE 3 Multiplying Whole Numbers Music Lessons Your music lessons cost $25 per week. How much will you pay for 12 weeks of lessons? • SOLUTION • You need to find the product 12 25 25 1 2 First multiply 25 by the ones’ digit, 2. 50 Then multiply 25 by the tens’ digit, 1.

  12. EXAMPLE 3 Multiplying Whole Numbers Music Lessons Your music lessons cost $25 per week. How much will you pay for 12 weeks of lessons? • SOLUTION • You need to find the product 12 25 25 1 2 Start the partial product for the tens’digit in the tens’column. First multiply 25 by the ones’ digit, 2. 50 25 Then multiply 25 by the tens’ digit, 1.

  13. EXAMPLE 3 Multiplying Whole Numbers Music Lessons Your music lessons cost $25 per week. How much will you pay for 12 weeks of lessons? • SOLUTION • You need to find the product 12 25 25 1 2 Start the partial product for the tens’digit in the tens’column. First multiply 25 by the ones’ digit, 2. 50 25 Then multiply 25 by the tens’ digit, 1. Add the partial products. 300

  14. EXAMPLE 3 Multiplying Whole Numbers Music Lessons Your music lessons cost $25 per week. How much will you pay for 12 weeks of lessons? • SOLUTION • You need to find the product 12 25 25 1 2 Start the partial product for the tens’digit in the tens’column. First multiply 25 by the ones’ digit, 2. 50 25 Then multiply 25 by the tens’ digit, 1. Add the partial products. 300 ANSWERYou will pay $300 for 12 weeks of music lessons.

  15. To find the quotient of and , you use long division. The dividend is and the divisor is . 592 7 592 7 EXAMPLE 4 Dividing Whole Numbers

  16. To find the quotient of and , you use long division. The dividend is and the divisor is . 592 7 592 7 EXAMPLE 4 Dividing Whole Numbers ) 7 592

  17. To find the quotient of and , you use long division. The dividend is and the divisor is . 592 7 592 7 ) 7 592 EXAMPLE 4 Dividing Whole Numbers Divide 59 by 7, because 7 is more than 5.

  18. To find the quotient of and , you use long division. The dividend is and the divisor is . 592 7 592 7 ) 7 592 EXAMPLE 4 Dividing Whole Numbers Align the 8 in the tens’ column. 8 Divide 59 by 7, because 7 is more than 5.

  19. To find the quotient of and , you use long division. The dividend is and the divisor is . 592 7 592 7 ) 7 592 EXAMPLE 4 Dividing Whole Numbers Align the 8 in the tens’ column. 8 Divide 59 by 7, because 7 is more than 5. Multiply: 8 7= 56.

  20. To find the quotient of and , you use long division. The dividend is and the divisor is . 592 7 592 7 ) 7 592 EXAMPLE 4 Dividing Whole Numbers Align the 8 in the tens’ column. 8 Divide 59 by 7, because 7 is more than 5. Multiply: 8 7= 56. 56

  21. To find the quotient of and , you use long division. The dividend is and the divisor is . 592 7 592 7 8 ) 7 592 56 EXAMPLE 4 Dividing Whole Numbers Align the 8 in the tens’ column. Divide 59 by 7, because 7 is more than 5. Multiply: 8 7= 56. Subtract: 59 – 56 = 3. Bring down the 2.

  22. To find the quotient of and , you use long division. The dividend is and the divisor is . 592 7 592 7 8 ) 7 592 56 EXAMPLE 4 Dividing Whole Numbers Align the 8 in the tens’ column. Divide 59 by 7, because 7 is more than 5. Multiply: 8 7= 56. 3 2 Subtract: 59 – 56 = 3. Bring down the 2.

  23. To find the quotient of and , you use long division. The dividend is and the divisor is . 592 7 592 7 8 ) 7 592 56 EXAMPLE 4 Dividing Whole Numbers Align the 8 in the tens’ column. Divide 59 by 7, because 7 is more than 5. Multiply: 8 7= 56. 3 2 Subtract: 59 – 56 = 3. Bring down the 2. Repeat the process.

  24. To find the quotient of and , you use long division. The dividend is and the divisor is . 592 7 592 7 84 ) 7 592 56 EXAMPLE 4 Dividing Whole Numbers Align the 8 in the tens’ column. Divide 59 by 7, because 7 is more than 5. Multiply: 8 7= 56. 3 2 Subtract: 59 – 56 = 3. Bring down the 2. 28 Repeat the process.

  25. To find the quotient of and , you use long division. The dividend is and the divisor is . 592 7 592 7 84 ) 7 592 56 EXAMPLE 4 Dividing Whole Numbers Align the 8 in the tens’ column. Divide 59 by 7, because 7 is more than 5. Multiply: 8 7= 56. 3 2 Subtract: 59 – 56 = 3. Bring down the 2. 28 Repeat the process. The remainder is 4.

  26. To find the quotient of and , you use long division. The dividend is and the divisor is . 592 7 592 7 84 R4 ) 7 592 56 3 2 28 EXAMPLE 4 Dividing Whole Numbers Align the 8 in the tens’ column. Divide 59 by 7, because 7 is more than 5. Multiply: 8 7= 56. Subtract: 59 – 56 = 3. Bring down the 2. Repeat the process. The remainder is 4. 4

  27. GUIDED PRACTICE for Examples 2, 3 and 4 Find the difference. 5. 95 – 37 6.82 –49

  28. ANSWER ANSWER 31 58 GUIDED PRACTICE for Examples 2, 3 and 4 Find the difference. 5. 95 – 37 6. 82 – 49

  29. GUIDED PRACTICE for Examples 2, 3 and 4 Find the difference. 7. 406 – 95 8. 500 – 315

  30. ANSWER ANSWER 185 311 GUIDED PRACTICE for Examples 2, 3 and 4 Find the difference. 7. 406 – 95 8. 500 – 315

  31. 31 29 GUIDED PRACTICE for Examples 2, 3 and 4 Find the product or quotient. 9.

  32. 31 29 ANSWER 899 GUIDED PRACTICE for Examples 2, 3 and 4 Find the product or quotient. 9.

  33. GUIDED PRACTICE for Examples 2, 3 and 4 GUIDED PRACTICE Find the product or quotient. 15 10. 140

  34. ANSWER 2100 GUIDED PRACTICE for Examples 2, 3 and 4 Find the product or quotient. 15 10. 140

  35. 6 721 GUIDED PRACTICE for Examples 2, 3 and 4 Find the product or quotient. 11.

  36. 6 721 ANSWER 120 R 1 GUIDED PRACTICE for Examples 2, 3 and 4 Find the product or quotient. 11.

  37. 21 418 GUIDED PRACTICE for Examples 2, 3 and 4 Find the product or quotient. 12.

  38. 21 418 ANSWER 19 R 19 GUIDED PRACTICE for Examples 2, 3 and 4 Find the product or quotient. 12.

More Related