Lesson Worksheet: Adding and Subtracting Numbers up to 1,000 Using Compensation Mathematics

In this worksheet, we will practice adding and subtracting two numbers by breaking them apart and combining them to give us numbers that are easier to add or subtract.


Fady collected 305 stamps last month. Then, he got 119 more. How many stamps does he have now?


By how much does 532 exceed 202?


Find the difference between 871 and 319.


James and Madison each have a bag of marbles. James has 345 marbles. Madison has 219 marbles. How many more marbles does James have than Madison?




Karim and Maged are trying to add 375 and 572. Karim says the result is 947, while Maged says the result is 848. Which one of them is right?

  • AKarim
  • BMaged

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