export-11

123 = + ++ 456 = + +

579 = 500 + 70 + 9

444 = + ++ 555 = + +

= + +

632 = + ++ 167 = + +

= + +

123 = + ++ 864 = + +

= + +

215 = + ++ 743 = + +

= + +

1 3 5+ 3 1 2

Lesson: Adding Three-Digit Numbers

Lesson Topic: Add with expanded form

Question 1:

Add using expanded form.

Question 2:


Question 3:


Question 4:


Question 5:


Lesson Topic: Add three-digit numbers with no regrouping

Question 1:

Add the ones.

1 3 5+ 3 1 2

7

1 3 5+ 3 1 2

4 7

4 6 2+ 3 1 5

4 5 2+ 4 2 7

Question 2:

Add the tens.

Question 3:

Add the hundreds.

Question 4:

Find the sum.

Question 5:

Find the sum.

Lesson Topic: Add three-digit numbers with regrouping

2 4 9+ 5 7 6

6 9 4+ 3 0 6

4 3 5+ 2 7 5

4 6 9+ 2 9 3

2 6 8+ 4 9

4 5 7+ 7 6 8

Question 1:

Find the sum.

Question 2:

Find the sum.

Question 3:

Find the sum.

Question 4:

Find the sum.

Question 5:

Find the sum.

Lesson Topic: Add three digit numbers

Question 1:

Find the sum.

7 8 7+ 5 8 9

3 8 0+ 4 1 5

7 8 3+ 7 6 9

6 7 4+ 9 8 7

Question 2:

Find the sum.

Question 3:

Find the sum.

Question 4:

Find the sum.

Question 5:

Find the sum.

Correct Answers

Lesson: Adding Three-Digit Numbers

Lesson Topic: Add with expanded form

Question 1:3|6|20|50|100|400

Question 2:999|4|5|9|40|50|90|400|500|900

Question 3:799|2|7|9|30|60|90|600|100|700

Question 4:987|3|4|7|20|60|80|100|800|900

Question 5:958|5|3|8|10|40|50|200|700|900

Lesson Topic: Add three-digit numbers with no regrouping

Question 1:7

Question 2:4

Question 3:4

Question 4:7|7|7

Question 5:9|7|8

Lesson Topic: Add three-digit numbers with regrouping

Question 1:5|2|8

Question 2:0|0|0|1

Question 3:0|1|7

Question 4:2|6|7

Question 5:7|1|3

Lesson Topic: Add three digit numbers

Question 1:5|2|2|1

Question 2:6|7|3|1

Question 3:5|9|7

Question 4:2|5|5|1

Question 5:1|6|6|1

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