2-80 Assessment

Lesson List

Practice adding three digit numbers. Fill in the boxes below.

	1	4	5
	3	2	1
+	________
	4	6

	5	3	6
	2	6	2
+	________
	7

	6	5	6
	1	3	2
+	________

	1	2	7
	4	5	2
+	________

	2	8	2
	3	0	6
+	________

	1	8	1
	5	1	5
+	________

	1	1	4
	3	5	2
+	________

	1	9	3
	6	0	5
+	________

	4	2	5
	4	7	4
+	________

Regroup!

8 TENS + 7 TENS = TENS = 1 HUNDRED + 5 TENS

9 TENS + 7 TENS = TENS = HUNDRED + TENS

3 TENS + 8 TENS = TENS = HUNDRED + TEN

7 TENS + 9 TENS = TENS = 1 HUNDRED + TENS

2 TENS + 9 TENS = 11 TENS = HUNDRED + TEN

4 TENS + 6 TENS = TENS = HUNDRED + TENS

5 TENS + 8 TENS = TENS = 1 HUNDRED + TENS

6 TENS + 9 TENS = TENS = HUNDRED + TENS

8 TENS + 9 TENS = TENS = HUNDRED + TENS

9 TENS + 9 TENS = TENS = HUNDRED + TENS

Complete the problems below.

Hundreds	Tens	Ones

5	3	4
1	5	8
+___________

Hundreds	Tens	Ones

5	3	4
1	5	8
+___________
		2

Hundreds	Tens	Ones
	1
5	3	4
1	5	8
+___________

Hundreds	Tens	Ones	Hundreds	Tens	Ones	Hundreds	Tens	Ones

3	6	9	6	3	8	1	4	6
5	1	7	2	4	7	4	2	5
+ __________			+ __________			+ __________
		6		8

1 2 5	1 4 3	4 1 8	7 1 3	9 2 3	4 2 5
+4 5 7	+3 3 9	+3 6 4	+1 3 8	+ 5 7	+1 4 9


5 1 8	5 3 5	6 2 4	1 7 1	4 0 7	3 5 8
+4 3 9	+1 4 6	+1 3 7	+8 1 9	+2 5 7	+4 2 6

Elementary & Middle School Lessons & Self-Correcting Tests for Children in all Subject Areas.
If you have found an error or would like to make comments on this lesson, please email us at:
MySchoolhouse.online@gmail.com
Copyright 1999-2024 by Educational Designers, LLC. All rights reserved.
Lessons & Tests in Math, Reading, Spelling, Science, Language, and Social Studies.

"This site uses cookies from Google to deliver its services and analyze traffic. Your IP address and user-agent are shared with Google along with performance and security metrics to ensure quality of service, generate usage statistics, and to detect and address abuse."

WORK SPACE

2-80 Assessment

Return to Home Page

Lesson List