Subtract By Counting On Lessons

Students will grasp fact families using addition and subtraction within the number 20. They will develop problem-solving skills by employing strategies such as making-a-ten and effectively using number lines and ten frames.

Exploration of mathematical patterns through in/out tables challenges learners to identify and apply rules involving addition and subtraction. Practical examples enhance the ability to recognize numerical patterns and develop problem-solving skills.

Focuses on teaching the concept of adding and subtracting fractions with like denominators using number lines. Emphasizes understanding of fraction operations and the ability to visually represent fraction addition and subtraction. Learners will develop skills in applying simplification techniques effectively.

Exploration of the core skill of counting on for mental addition begins with starting from the largest number. This enhances learners' mental math abilities, enabling them to perform efficient additions up to 20, aligned with standard KY.2.OA.2.

Explore the fundamentals of multiplying decimals by 10 and learn the technique of counting zeroes. Develop a robust understanding of decimal multiplication and gain the ability to apply this knowledge to solve practical arithmetic problems.

Counting techniques using vibrant flower illustrations help enhance understanding of numbers and quantities. Learners develop foundational counting skills and gain confidence in recognizing numerical patterns through engaging visual aids.

Explore the fundamental concepts of subtraction through techniques such as counting back, counting up, and the stacked method. Enhance accuracy and confidence in performing subtractions by mastering different approaches, and build a solid foundation in essential math skills.

Concentrating on subtraction skill development through the counting back strategy on an open number line, learners will acquire techniques to fluently subtract by comprehending place value changes and visualizing mathematical operations. This approach enhances numerical problem-solving abilities.

Develop a comprehensive understanding of fractions by identifying equivalent fractions and comparing them with like and unlike denominators. Enhance skills in performing addition and subtraction of fractions with both like and unlike denominators. Gain proficiency in ordering and calculating with fractions to build confidence in handling fractional operations.

Master essential subtraction skills by focusing on groups of hundreds, tens, and ones. Learners will develop mental math strategies and apply counting back using open number lines. The process enhances the ability to identify and manipulate place values, strengthen mental subtraction strategies, and accurately complete number patterns.

Learn to skip count by twos, enhancing the ability to recognize number patterns and sequences in mathematics. Strengthen number sense and develop skills to identify and extend numeric sequences.

Focuses on teaching subtraction of mixed numbers through arithmetic operations. Enables solving of fractions with like denominators, understanding of addition and subtraction relationships, and application of these skills to practical word problems.

Learn the fundamentals of decimals and their role in number systems through a series of interactive questions. Engaging with this content leads to a solid understanding of decimal concepts, enhancing numerical literacy and confidence in mathematical reasoning.

Engage in a thorough examination of number recognition, counting patterns, and fundamental arithmetic operations, including addition and subtraction. Enhance the ability to identify numbers in various representations and solve basic arithmetic problems, thus improving mathematical fluency and problem-solving skills.

Exercises designed to strengthen skills in subtracting mixed numbers are provided, with a focus on converting these numbers into improper fractions. Students will develop their arithmetic abilities and gain a deeper understanding of mixed number conversions and subtraction techniques.

Develop skills in counting by twos to enhance the ability to recognize and extend numerical patterns, leading to improved number sense and arithmetic proficiency.

Gain a strong foundation in calculating with decimals by focusing on place value alignment and precise computational techniques. Develop arithmetic skills to confidently and accurately perform multi-digit decimal addition and subtraction.

Engage with scenarios involving the addition and subtraction of fractions to develop proficiency in solving word problems. Through situation-based examples, such as stamp collections and pizza slices, learners will enhance their understanding of fractional arithmetic and refine their problem-solving abilities by interpreting practical situations.

Focus on enhancing number pattern understanding through counting by tens. Develop basic arithmetic skills and recognize sequences, enabling identification of missing numbers and prediction of sequence continuations.

Students will enhance their mastery of addition and subtraction through diverse problem-solving exercises, achieving proficiency in calculating sums and differences. This will develop their numerical fluency and strengthen problem-solving skills.