Regrouping
Presentation
•
Mathematics
•
2nd - 4th Grade
•
Practice Problem
•
Medium
Standards-aligned
leyonia Spikes
Used 22+ times
FREE Resource
6 Slides • 2 Questions
1
Regrouping
2
What is regrouping
In math, regrouping can be defined as the process of making groups of tens when carrying out operations like addition and subtraction with two-digit numbers or larger. To regroup means to rearrange groups in place value to carry out an operation.
3
Regrouping
Regrouping is when you are adding and you have a number that is ten or more when you are adding you are going to regroup that number to the next place value
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Multiple Choice
Here is a example: 63+78
141
150
140
125
5
The Answer was 141
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If you got it right you can get a piece of gum
The reason it was 141 is because 3+8 is greater than the number 10 so you had to regroup the number 11.
You are probaly wondering how can you regroup the number 11. You have to subtract 10 from the 11 and leave the and regroup to the next place value.
7
Multiple Choice
Her is another one: 53+17
60
40
70
100
8
What is without regrouping
When you add the right side, you will do 3+2+1. This is regrouping. When you do addition without using this method of "carrying the number", it is "without regrouping". Comment on Richard's post “Regrouping means to make ones into tens to make ad...”
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