Unit 2

Strategies

	Practice
	Daily Practice and Problems	Home Practice
Lesson 1: Addition Strategies	A–D
Lesson 2: Strategies for Making Tens	E–H
Lesson 3: Spinning Sums	I–L	Parts 1–2
Lesson 4: Magic Squares	M–P
Lesson 5: Subtraction Facts Strategies	Q–T	Parts 3–4
Lesson 6: Spinning Differences	U–X
Lesson 7: Workshop: Reasoning from Known Facts	Y–Z
Lesson 8: Assessing the Subtracting Facts	AA–BB
Math Facts Practice the subtraction facts in Group 1 (12 − 9, 12 − 10, 13 − 9, 13 − 10, 13 − 4, 15 − 9, 15 − 10, 15 − 6, 19 − 10) and Group 2 (14 − 10, 14 − 9, 14 − 5, 17 − 10, 17 − 9, 11 − 9, 16 − 9, 16 − 7, 16 − 10).