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Math Example--Arithmetic--Two-Digit Sums to 20 (No Regrouping)--Example 35

Math Example--Arithmetic--Two-Digit Sums to 20 (No Regrouping)--Example 35

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Topic

Addition

Description

Visual representation of 1 + 17 on a number line. The finger moves from 7 to 8. It features a breakdown of tens and ones places to emphasize addition without regrouping. Example 35. Find the sum. Use the strategy of counting on with a number line to find the sum. Add the numbers in the ones place. Since there is no regrouping, bring down the value in the tens place. The solution is 18.

In general, addition is a fundamental arithmetic skill that helps students understand the concept of combining quantities. Through these examples, students can see how basic addition works with small numbers, building a strong foundation for more complex operations. By visualizing the steps, students can reinforce their understanding of number relationships.

Seeing multiple worked-out examples allows students to recognize patterns in addition. For instance, consistently seeing sums calculated on a number line or through other visual aids enables them to approach addition with confidence. Reinforcement through examples is essential for deep comprehension and retention of the concept.

Teacher’s Script: Today, we’re looking at an example of adding numbers. In this case, let’s focus on example 35. find the sum. use the strategy of counting on with a number line to find the sum. add the numbers in the ones place. since there is no regrouping, bring down the value in the tens place. the solution is 18.. Notice how we carefully add the numbers step by step. Think about how each example builds on what we’ve learned before.

For a complete collection of math examples related to Addition click on this link: Math Examples: Adding Two-Digit Numbers Collection.

Common Core Standards CCSS.MATH.CONTENT.1.NBT.C.4
Grade Range K - 2
Curriculum Nodes Arithmetic
    • Addition
        • Addition Facts to 25
Copyright Year 2021
Keywords sums to 20, place value, addition