Missing Digits
Adding
Sums
Word Problems
100

    3  6  8  __

+  4  5  7  4

____________

     7 2  5  5


1

100

    3  0  0  0

+  6  0  0  0

____________

     

9,000

100

5,000 + 2,000 = ?

7,000

100

There are 1,873 boys at the baseball game.  There are 549 girls.  How many children are there altogether at the baseball game?

2,422

200

    2  9  2  __

+  3  2  8  5

____________

     6 2  __  8

3, 0

200

    2  1  5  0

+  6  7  4  0

____________

8,890

200

6,200 + 1,300 = ?

7,500

200

Carl buys a television for $775.  A refrigerator costs $230 more.  How much does the refrigerator cost? 

$1,005

300

    1  2  3  4

+  4  _  7  4

____________

     5  6  0  _

8, 3

300

    1  4  6  2

+  6  2  1  3

____________

7,675

300

6,492 + 2,586 = ?

9,078

300

Polly has 1,209 beads.  Pam has 316 more beads than Polly.  How many beads does Pam have?

Pam has 1,525 beads.

400

    _  9  3  7

+  8  _  4  5

____________

 1 0,  0  8  2

1, 1

400

    5  7  9  5

+  2  3  4  8

____________

8,143

400

5,689 + 4,311 = ?

10,000

400

Tim reads 596 pages of a book.  He has 712 more pages to read.  How many pages are in the book?

The book has 1,308 pages.

500

    _  9  4  8

+  2  _  8  6

____________

    8  3  3  4

5, 3

500

    4  7  9  8

+  1  6  4  3

____________

6,441

500

What is a sum?

The sum is the answer to an addition problem.

500

Wendy's sells 1,507 burgers.  McDonald's sells 2,561 more burgers than Wendy's.  How many burgers does McDonald's sell?

4,068 burgers

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