To determine how many groups of 2 are in 10, you can divide 10 by 2.
\[ 10 \div 2 = 5 \]
This means there are 5 groups of 2 in 10.
Visual Representation
Here’s a simple visual representation using dots:
Group 1: • •
Group 2: • •
Group 3: • •
Group 4: • •
Group 5: • •
Each pair of dots represents a group of 2, and there are 5 pairs total, confirming that there are 5 groups of 2 in 10.