Table of Contents
1. Patterns with Figures 1
2. Fast Ways Addition and Subtraction 16
3. Patterns with Numbers 33
4. Fast Ways Multiplication 50
5. Counting Figures 64
6. Math Riddles: Addition and Subtraction 91
7. Math Riddles: Multiplications and Divisions 118
8. Magic Squares 146
9. Perimeters 169
Index 189
Volume 4 table of contents
1. Pattern with Days 1
2. Average 25
3. Sums and Difference 48
4. Sum and Multipliers 77
5. Difference and Multipliers 110
6. Back Calculation 130
7. Ratio and Rate 151
8. Dividing with Remainders 167
9. Chickens and Rabbits 187
Index 210