Display Title
Math Example--Arithmetic--Two-Digit Sums to 20 (With Regrouping)--Example 34
Display Title
Math Example--Arithmetic--Two-Digit Sums to 20 (With Regrouping)--Example 34
Topic
Addition
Description
Example 34 illustrates the addition of 1 + 19. A number line shows the progression from 1 to 10 for the ones place, and the solution includes regrouping with carrying a 1 to the tens place. Example 34: Find the sum of 1 + 19. Solution involves adding with a number line, regrouping, and carrying 1 to the tens place. shows this in practice.
Addition, specifically two-digit sums with regrouping, is foundational for building strong numerical skills. The examples provided in this collection illustrate various ways to solve two-digit addition problems, allowing students to visualize the process of regrouping and to understand each step more deeply.
By examining multiple examples, students gain exposure to a variety of problems, helping them identify patterns and reinforce their understanding. This collection supports students by offering numerous worked-out examples to solidify their grasp on two-digit addition with regrouping.
Teacher’s Script: Today, we are going to look at an example of adding two-digit numbers with regrouping. In this problem, Example 34 illustrates the addition of 1 + 19. A number line shows the progression from 1 to 10 for the ones place, and the solution includes regrouping with carrying a 1 to the tens place. Notice how we carry over any values greater than 9 to the next column, reinforcing our understanding of place value.
For a complete collection of math examples related to Addition click on this link: Math Examples: Adding Two-Digit Numbers with Regrouping Collection.
Common Core Standards | CCSS.MATH.CONTENT.1.NBT.C.4 |
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Grade Range | K - 2 |
Curriculum Nodes |
Arithmetic • Addition • Addition Facts to 25 |
Copyright Year | 2021 |
Keywords | sums to 20, place value, addition |