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Master Math: Elementary School Math by Kristen Gryskevich

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Appendix AAnswers to Practice Problems

Chapter 1: Addition Algorithms

1.1 668

1.2 722

1.3 8,927

1.4 3,330

1.5 17,612

1.6 668

1.7 698

1.8 799

1.9 588

1.10 899

1.11 1,337

1.12 2,514

1.13 14,085

1.14 38,110

1.15 130,268

1.16 1,260

1.17 887

1.18 2,106

1.19 43,545

1.20 72,700

1.21 11

1.22 4

1.23 83.9

1.24 81.61

1.25 0.576

1.26 9.96

1.27 1.22

1.28 11.567

1.29 10.32

1.30 28.12

Chapter 2: Subtraction Algorithms

2.1 503

2.2 417

2.3 190

2.4 4,388

2.5 2,064

2.6 49

2.7 513

2.8 438

2.9 2,546

2.10 2,873

2.11 64

2.12 89

2.13 578

2.14 4,034

2.15 5,606

2.16 211

2.17 51

2.18 711

2.19 4,049

2.20 4,081

2.21 4.4

2.22 8.3

2.23 22.29

2.24 2.317

2.25 6.12

2.26 13.8

2.27 9.58

2.28 60.476

2.29 272.44

2.30 0.364

Chapter 3: Multiplication Algorithms

3.1 1,904

3.2 44,712 ...

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