Mixed Addition and Subtraction Using Numbers Between 100 and 1000
In this addition and subtraction worksheet, students find the sums and differences in 15 three digit problems in which they regroup as needed. They enter and submit the answers online or print the page as needed.
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Grade 1 Supplement Set A3 - Number & Operations: Addition & Subtraction on the Number Line
Hop your way through a mathematical equation with your first grade class as they learn the idea of moving up and down the number line. Adding and subtracting like little frogs is an engaging and clever way to teach/reinforce this concept.
K - 2nd Math CCSS: Adaptable
Study Jams! Relate Addition & Subtraction
Understanding the inverse relationship between addition and subtraction is essential for developing fluency in young mathematicians. Zoe and RJ explain how three numbers can form fact families that make two addition and two subtraction...
1st - 4th Math CCSS: Adaptable
Three Digit Vertical Addition Using Numbers Between 100 and 500
In this basic addition instructional activity, 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