Open Number Line Addition & Subtraction within 20 Worksheets | CCSS Aligned
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Open Number Line Addition & Subtraction within 20 Worksheets | CCSS Aligned
Students use open number lines to practice solving basic addition and subtraction within 20. Each worksheet encourages step-by-step thinking and supports mastery of mental math strategies. Designed for primary learners who benefit from visual supports and hands-on problem solving. Great for 1st-2nd ...
5 个月之前
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After I showed my 2nd grade students how to subtract on an open number line, I gave them their assignment. Half my class immediately raised their hands needing help… I tried to help as many students as I could, but they needed guidance with nearly every step of the process. I couldn’t reach everyone fast enough, and we quickly ran out of time. Students were frustrated. And so was I. After reflecting on this lesson, I realized that the main problem was how my math lessons were set up. It wasn’t a
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After I showed my 2nd grade students how to subtract on an open number line, I gave
Teaching with Kaylee B
Explore number relationships, estimation, measurement, and more with the NEW Open Number Line Starter Set! Model numbers on the write-on/wipe-off surface with the included dry-erase marker and 50 linking blocks! Perfect for little mathematicians to build the foundation for mental math strategies! bit.ly/opennumberlinestarterset | Hand2mind
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Explore number relationships, estimation, measurement, and more
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