Add and Subtract Within 1,000

640 + 276=

• 619

• 916

850 - 280=

• 570

• 405

What is the sum of 486 and 307?

Find 386 + 134 + 92

Alex had $200 saved from his summer job. He got $50 for his birthday from his grandmother and another $84 when he sold his old bike. How much money does Alex have now?

Find the sum of 694 + 132.

Solve 839 – 396.

Find the value of the unknown number in the equation below. 381 + ____ = 847

• 546

• 1,228

• 847

• 466

The same number replaces both unknown digits in the addition problem below.

5__6

+34__

________

934

What one number can replace both unknown digits to make the equation true?

947 - 413=

• 534

• 435