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Table of Contents

Introduction ...................................................................................... i–ix
What is Engaging Mathematics, Volume II: Grade 4? ............................... iv
What is found in an Engaging Mathematics TEKS-based activity? ............... v
Texas Essential Knowledge and Skills (TEKS) Alignment Chart ................... vi–ix
Positive Rational Numbers ............................................................... 2–66
Interpreting Place Value .................................................................... 2–3
Representing the Value of Digits, Activity 1 .......................................... 4–5
Representing the Value of Digits, Activity 2 .......................................... 6–8
Representing the Value of Digits, Activity 3 ...................................... 10–12
Comparing and Ordering Whole Numbers, Activity 1 ......................... 14–15
Comparing and Ordering Whole Numbers, Activity 2 ......................... 16–17
Rounding Whole Numbers ............................................................. 18–20
Representing Decimals, Activity 1 ................................................... 22–24
Representing Decimals, Activity 2 ................................................... 26–29
Compare and Order Decimals, Activity 1 ......................................... 30–31
Compare and Order Decimals, Activity 2 ......................................... 32–34
Relating Decimals to Fractions, Activity 1 ........................................ 36–38
Relating Decimals to Fractions, Activity 2 ........................................ 40–41
Relating Decimals to Fractions, Activity 3 ........................................ 42–43
Identifying Decimals on a Number Line ........................................... 44–45
Representing Fractions, Activity 1 .................................................. 46–47
Representing Fractions, Activity 2 .................................................. 48–50
Decomposing Fractions, Activity 1 .................................................. 52–53
Decomposing Fractions, Activity 2 .................................................. 54–56
Equivalent Fractions, Activity 1 ...................................................... 58–59
Equivalent Fractions, Activity 2 ...................................................... 60–61
Comparing Fractions, Activity 1 ...................................................... 62–63
Comparing Fractions, Activity 2 ...................................................... 64–66
Positive Rational Computations ................................................... 68–139
Adding and Subtracting Fractions, Activity 1 .................................... 68–70
Adding and Subtracting Fractions, Activity 2 .................................... 72–73
Adding and Subtracting Fractions, Activity 3 .................................... 74–75
Adding and Subtracting Fractions, Activity 4 .................................... 76–78
Using Benchmark Fractions, Activity 1 ............................................ 80–81
Using Benchmark Fractions, Activity 2 ............................................ 82–83
Representing Fractions on a Number Line, Activity 1 ......................... 84–85
Representing Fractions on a Number Line, Activity 2 ......................... 86–87
Adding and Subtracting Whole Numbers and Decimals, Activity 1 ....... 88–89
Adding and Subtracting Whole Numbers and Decimals, Activity 2 ....... 90–92
Adding and Subtracting Whole Numbers and Decimals, Activity 3 ....... 94–95
Adding and Subtracting Whole Numbers and Decimals, Activity 4 ....... 96–98
Multiplying by 10 or 100, Activity 1 ............................................. 100–102
Multiplying by 10 or 100, Activity 2 ............................................. 104–105
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