1. 4 th Grade Math: Adding Multi-digit Numbers NBT.B.4 Use place value understanding and properties of operations to perform multi-digit arithmetic. Table of Contents

2. Lesson Post-Test Exit Slides

3. Place Value In adding large numbers it is important to line up the numbers by place value Line up the ones in one column, the tens in the next column and hundreds in the third column Lesson Post-Test Exit Slides Next Page

4. Lining Up Places For example, Becomes All of the numbers are lined up with the other of their place value Lesson Post-Test Exit Slides Next Page

5. Carrying When digits in one column add up to more than ten, part of the number must carry over to the next column. Lesson Post-Test Exit Slides Next Page

6. Carrying Digits This process continues for each column in the problem. Lesson Post-Test Exit Slides Practice

7. Question 1 Lesson Post-Test Exit Slides What is 564 + 303 A) 866866 B) 867867 C) 35943594 D) 767767

8. Correct! Good job! This problem should be correctly lined up like this: Since there is no carrying, so you simply add each column down. Lesson Post-Test Exit Slides Next Question

9. Try Again The answer you chose was not quite right; try checking that problem one more time Lesson Post-Test Exit Slides Back to Problem

10. Question 2 What is 442 + 279? A) 721721 B) 611611 C) 711711 D) 621621 Lesson Post-Test Exit Slides

11. Correct! This problem should be lined up like this: There should be a one carried into the tens place, and a one carried into the hundreds place in order to add correctly. Lesson Post-Test Exit Slides Next Question

12. Try Again You’re close, but not quite right. Check to make you are carrying all of the larger digits over right and try again. Lesson Post-Test Exit Slides Back to Question

13. Question 3 What is 657 + 294? A) 851851 B) 841841 C) 941941 D) 951951 Lesson Post-Test Exit Slides

14. Correct! This problem should be lined up like this: There should be a one carried into the tens place, and a one carried into the hundreds place in order to add correctly. Lesson Post-Test Exit Slides Continue

15. Try Again You’ve almost got it; you’re just a little off. Double check to make sure all of the digits are being carried over correctly and try again. Lesson Post-Test Exit Slides Back to Question

16. Works Cited http://www.learnnc.org/?standards=Mathematics--Grade_4-- Number_and_Operations_in_Base_Ten--1 http://www.homeschoolmath.net/worksheets/table- addition1.php?columns=1&col=3&row=6&min1=70&max1=1000&step1=1&list1=&min2 =90&max2=1000&step2=1&list2=&min3=0&max3=1000&step3=&list3=&font=Default &FontSize=14pt&pad=25&ptitle=&Submit=Submit&min6=&max6=&step6=&list6= http://www.coolmath4kids.com/addition/06-addition-lesson-three-digit-numbers-01.html Lesson Post-Test Exit Slides Continue

17. Good Job! Through this lesson, you have learned how to add multi-digit numbers! Keep up the good work! Lesson Post-Test Exit Slides