Adding to 20 Worksheet

The worksheet presents a compact collection of missing-total equations, many deliberately constructed to reach twenty while others stop just below it. Learners calculate from pairs of addends and record each sum without pictures or manipulatives printed on the page. The repeated upper boundary highlights complements and near-complements to twenty. Page two provides the completed totals in a labeled key, enabling fact-pattern review without exposing any response sequence in the visible description.