Which of the following additions does not need to be regrouped?
The answer is: XNUMX-XNUMX
This section talks about additions that do not require regrouping for ones.
In this respect, any addition operations without regrouping for ones are simple and easy to do.
Children and adults alike can perform these operations with ease.
It is worth noting that these arithmetic operations are among the important operations that everyone must learn, and we should not be negligent in teaching them to children, as they help them in daily life in accomplishing various tasks with accuracy and proficiency.
Therefore, children must continue to be taught and trained in these mathematical operations on an ongoing basis.
