Everyday Mathematics

Everyday Mathematics at Home	Unit Resources
Grade 3 Unit 2: Adding and Subtracting Whole Numbers	Background Information Vocabulary List Do-Anytime Activities

Lesson	Vocabulary	Home Link Help	Games
2-1 Fact Families	unit box fact family number family	Home Link 2-1 English Español For problems 1-3: SRB pages 54, 55 Selected Answers	Roll to 100 (SRB page 307)
2-2 Extension of Addition and Subtraction Facts (CCSS Ed.) Extensions of Addition and Subtraction Facts (3rd Ed.)		Home Link 2-2 English Español SRB pages 50, 51 Selected Answers
2-3 "What's My Rule?"	function machine "What's My Rule?" problem	Home Link 2-3 English Español SRB pages 202, 204 Selected Answers
2-4 Parts-and-Total Number Stories	parts-and-total diagram number model	Home Link 2-4 English Español SRB pages 256, 257 Selected Answers
2-5 Change Number Stories	change diagram	Home Link 2-5 English Español SRB pages 254, 255 Selected Answers	Number-Grid Difference (SRB page 301)
2-6 Comparison Number Stories	comparison diagram	Home Link 2-6 English Español SRB page 258 Selected Answers
2-7 The Partial-Sums Algorithm	ballpark estimate	Home Link 2-7 English Español SRB pages 57, 58, 191 Selected Answers
2-8 Subtraction Algorithms		Home Link 2-8 English Español SRB pages 60, 61, 63 Selected Answers	Number-Grid Difference (SRB page 301)
2-9 Addition with Three or More Addends		Home Link 2-9 English Español Selected Answers	Name That Number (SRB page 299)
2-10 Progress Check 2

Everyday Mathematics at Home