1st Grade Use Number Lines To Subtract Lessons

Explore innovative strategies for solving addition and subtraction problems using open number lines to enhance numerical fluency and understanding. Learners will build confidence in performing mental arithmetic and applying these skills to real-world scenarios.

Explore the use of base-ten blocks for understanding place value and performing addition and subtraction operations according to the Colorado Academic Standards. Achieve proficiency in constructing and evaluating base-ten number sentences, thereby enhancing mathematical reasoning and problem-solving skills.

Students will improve their ability to address fractions in word problems by identifying necessary mathematical operations and understanding their practical applications in diverse contexts. Skills in solving problems using addition, subtraction, multiplication, and division of fractions will be developed, enhancing mathematical reasoning and problem-solving capabilities.