Basic Addition Using Numbers Between 100 and 500
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In this interactive addition worksheet, students solve 15 fill in the blank problems where they find the sum of 3 digit numbers. Students work on line and submit their answers to be scored.
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Adding Mixed Numbers (Unlike Denominators)
Mix things things up in your elementary math class with a series of problem-solving exercises. Presented with a series of mixed number word problems, young mathematicians are asked to solve them by using either visual fraction models or...
3rd - 6th Math CCSS: Adaptable
Three Digit Vertical Addition Using Numbers Between 100 and 500
In this basic addition worksheet, 3rd graders find the sums in 15 vertical addition problems that have three digit numbers as addends. They regroup as needed. They enter and submit the sums online or print the page as needed.
3rd 21st Century Skills