Copyright © Ed2Net Learning, Inc.1 Adding without regrouping 3 and 4 digit numbers Grade 3

Copyright © Ed2Net Learning, Inc.2 Hello! How are you? We are going to begin new Lesson.

Copyright © Ed2Net Learning, Inc.3 3 and 4 digit numbers. The numbers with 3-digits are 256, 415, 742, 369 The numbers with 4-digits are 1258, 1369, 7539, 4259

Copyright © Ed2Net Learning, Inc.4 Addition Properties 3 and 4 digit numbers show addition properties like..  Associative property of addition.  Commutative Property of addition.  Identity property of addition.

Copyright © Ed2Net Learning, Inc.5 Pattern A series of numbers of figures that follows a rule. Example: = = = 500

Copyright © Ed2Net Learning, Inc.6 Tips In pattern, the non-zero number is the same, just the number of zeros changes. The zeros are used to show the place value of tens, hundreds and thousands after adding the basic fact.

Copyright © Ed2Net Learning, Inc.7 Pattern Place value models can be used to find the Pattern. Number4 + 3 = = = 700 Place Value model 4 ones + 3 ones = 7ones 4 tens + 3 tens = 7 tens 4 hundreds + 3 hundreds = 7 hundreds

Copyright © Ed2Net Learning, Inc.8 Add the numbers given below. a) Answer- 800 b) 2, ,000 Answer- 3,000

Copyright © Ed2Net Learning, Inc.9 Find the sum The sum of 356 and 233 is 589

Copyright © Ed2Net Learning, Inc.10 Find the sum The sum of 2359 and 5430 is 7789.

Copyright © Ed2Net Learning, Inc.11 Alice works as a Baby sitter. She earns $128 in June and $421 in July. How much did she earn in both the months? Answer- $549

Copyright © Ed2Net Learning, Inc.12 Which is greatest? a) b) c) d) Answer- c

Copyright © Ed2Net Learning, Inc.13 BREAK!

Copyright © Ed2Net Learning, Inc.14 Assessment Questions.

Copyright © Ed2Net Learning, Inc.15 1.Find the Sum Answer- 399

Copyright © Ed2Net Learning, Inc Super Store is selling digital camera for $ The charger and memory card, costs $ What is the total cost of Camera? Answer- $799

Copyright © Ed2Net Learning, Inc For a vacation to Canada, Mr. Hudson paid $ for stay and food and $ for transport. How much did he pay in all? Answer- $1989

Copyright © Ed2Net Learning, Inc Edison made a call to his friend and talked for 128 seconds. He then made another call and talked for 670 seconds. How many seconds did he talk in all? Answer- $798

Copyright © Ed2Net Learning, Inc Rock group took 457 pictures of animals in the Zoo. Sam group took 432 pictures of animals. How many pictures were taken in all? Answer- 889

Copyright © Ed2Net Learning, Inc $555 + $344 gives--- Answer- $899

Copyright © Ed2Net Learning, Inc Add a) b) c) d) Answers- a) 8 b) 80 c) 800 d) 8000

Copyright © Ed2Net Learning, Inc What is ? Answer- 995

Copyright © Ed2Net Learning, Inc In central Florida, 457 American alligator nest were counted. In South Florida, 532 American alligator nest were counted. How many nest were counted in all? Answer- 989

Copyright © Ed2Net Learning, Inc Add 5, ,416 Answer- 8899

Copyright © Ed2Net Learning, Inc.25 Recap Adding 3 and 4 digit numbers. Addition Properties. Pattern. Place Value model. Solved Examples. Practice Problems.

Copyright © Ed2Net Learning, Inc.26 Practice your worksheets to learn more about 3 and 4 digit numbers.