1. Basic Arithmetic (Grades 1-3)Addition and SubtractionWorksheet 1: 5 + 3 = ___12 – 7 = ___9 + 6 = ___15 – 4 = ___8 + 7 = ___20 – 13 = ___14 + 5 = ___18 – 9 = ___7 + 6 = ___16 – 8 = ___ Worksheet 2: 23 + 17 = … Continue reading Math Mastery Worksheets