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Worksheet
Curated OER

One Family Math Problems

For Students K - 2nd
In this single-digit math problems worksheet, students review four simple one family math problems involving addition and subtraction.
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Worksheet
Curated OER

One More or One Less?

For Students K - 2nd Standards
Hook new mathematicians with a candy-themed approach to addition and subtraction. They examine 10 numbers (not exceeding 19) printed on candy wrappers. For each, learners calculate and record numbers with values one more and one...
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Workbook
Math Mammoth

Grade 1 Worktext

For Students K - 2nd Standards
Use graphing, counting, and number lines to help first graders learn about addition and subtraction. An array of worksheets and activities are an excellent resource for your math lesson, whether you are focusing on counting skills or...
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Lesson Plan
Curated OER

Creative Cats

For Teachers K
Students solve joining problems by using cat counters, pictures, and numbers. First, students listen to the story "Pretend You're a Cat" by Jean Marzollo.