Addition Number Line Addition to 20 Worksheets – Winter Math Perfect for Kindergarten, 1st Grade, and 2nd Grade learners! Bring holiday fun into your classroom with these Addition to 20 on the Number Line Worksheets – Winter Themed! This engaging math packet helps students practice addition using clear number lines from 1–20, promoting confidence, fluency, and strong foundational skills. Designed with young learners in mind, each worksheet includes number lines, simple addition equations,