Visual Addition on a Number Line: 3 + 1 = 4 Explained #58191 (License: Personal Use)

This educational illustration uses a horizontal number line (0-10) to visually model the addition problem 3 + 1 = 4. Two green curved arrows show the first jump from 0 to 3, then a second jump from 3 to 4, with the final sum highlighted in red. The clean layout supports conceptual understanding of counting-on strategies in elementary mathematics.

Used in K-2 math curriculum materials, online learning platforms, teacher lesson plans, and parent guides to teach basic addition; matches user intent for visual math instruction or homework support.