Table of Contents
Introduction 1
Kindergarten 8
Subitize 10
Number Bonds 20
Number Stories 24
Number Stories: Fish Tales 25
Number Stories: Pool Party 26
Number Stories: All Aboard 27
Number Stories: Ten-Frame 28
Number Stories: Mountain Climbing 29
Number Stones: Traveling by Train 30
Number Stories: Apple Picking 31
Number Stories: Birding 32
Number Stories: Butterfly Garden 33
Number Stories: Road Construction 34
Add To or Take From 35
Making 5 or 10 40
Writing an Equation 43
Writing an Equation from a Number Line 47
Writing an Addition Equation from Ten-Frames 50
Writing an Addition Equation Using Dominoes 55
Writing a Subtraction Equation from Ten-Frames 58
Part-Part-Whole 62
Grade 1 65
Add and Subtract Using Connecting Cubes 68
Make a 10 70
Addition with Regrouping on a Ten-Frame 72
Subtraction on a Ten-Frame 76
Addition: Looking for Doubles Using Connecting Cubes 80
Subtraction: Looking for Doubles Using Connecting Cubes 82
What Do You See? 84
Mountain Climbing 85
On the Farm 86
Looking at Nine 87
Bus Stop 88
Seeing Double 89
Part-Part-Whole 90
Adding on a Number Line: "Counting On" Strategy 92
Subtracting on a Number Line: "Counting Back" Strategy 94
Subtracting on a Number Line: "Counting Up" Strategy 96
Adding Groups of 10 on an Open Number Line 98
Subtracting Groups of 10 on an Open Number Line 100
Ten More Using Base Ten Blocks 102
Ten Less Using Base Ten Blocks 104
Addition: Jumps of 10 Using a Hundreds Chart 106
Subtraction: Jumps of 10 Using a Hundreds Chart 108
Working with Fives 110
Adding Using Known Facts 112
Subtracting Using Known Facts 114
Adding by Making 10 116
Add by Using Doubles 118
Subtract by Using Doubles 120
Related Addition Facts 122
Adding Tens and Ones 125
Grade 2 127
Addition Using Base Ten Blocks 130
Addition with Regrouping Using Base Ten Blocks 132
Subtraction Using Base Ten Blocks 134
Subtraction with Regrouping Using Base Ten Blocks 136
Addition on Ten-Frames 138
Subtraction on Ten-Frames 140
Addition Using Place Value Strips 142
Addition with Regrouping Using Place Value Strips 144
Subtraction Using Place Value Strips 146
Subtraction with Regrouping Using Place Value Strips 148
Adding by Tens on a Hundreds Chart 150
Subtracting by Tens on a Hundreds Chart 152
Adding Tens and Ones 154
Subtracting Tens and Ones 156
Addition: Jumps of Tens and Ones on a Number Line 158
Subtraction: Counting Down by Tens and Ones on a Number Line 160
Subtraction: Counting Up on a Number Line by Tens and Ones 162
Subtraction Using Friendly Numbers on a Number Line 164
Subtraction Using Equivalent Expressions 166
Adding to Subtract 168
Adding by Decomposing to Tens and Ones 170
Subtracting by Decomposing to Tens and Ones 172
Adding in Expanded Form 174
Subtracting in Expanded Form 176
Subtracting in Expanded Form with Regrouping 178
Compensation to Add 180
Compensation to Subtract 182
Adding Using Friendly Numbers to Look for Tens 184
Counting Back Using Abstract Thought 186
Partial Sums: Adding Left to Right 188
"Adding To" 190
"Adding To": Result Unknown 191
"Adding To": Change Unknown 192
"Adding To": Start Unknown 193
"Taking From" 195
"Taking From": Result Unknown 196
"Taking From": Change Unknown 197
"Taking From": Start Unknown 198
Put Together/Take Apart 200
Put Together/Take Apart Total Unknown 201
Put Together/Take Apart: One Addend Unknown 202
Put Together/Take Apart: Both Addends Unknown 203
Comparison Problems 205
Appendix 207
Art Credits 209
About the Author 210