Math Mammoth 3A

Lessons

• 1 Mental Addition
• 2 Mental Subtraction
• 3 More Mental Subtraction
• 4 Ordinal Numbers and Roman Numerals
• 5 More Mental Addition
• 6 Mental Subtraction with Three-Digit Numbers
• 7 Regrouping in Addition
• 8 Review: Regrouping in Subtraction
• 9 Regrouping Twice in Subtracton
• 10 Regrouping Twice in Subtraction, Pt 2
• 11 Regrouping with Zero Tens
• 12 Regrouping with Zero Tens, Pt 2
• 13 Rounding 2-Digit Numbers to the Nearest Ten
• 14 Rounding 3-Digit Numbers to the Nearest Ten
• 15 The Connection with Addition and Subtraction
• 16 Mileage Chart
• 17 Order of Operations
• 18 Graphs
• 19 Review Chapter 1
• 20 Many Times the Same Group
• 21 Multiplication and Addition
• 22 Multiplying on a Number Line
• 23 Multiplication as an Array
• 24 Order of Operations 1
• 25 Understanding Word Problems, Pt 1
• 26 Understanding Word Problems, Pt 2
• 27 Multiplication in Two Ways
• 28 Order of Operations 2
• 29 Multiplying by Zero
• 30 Mixed Review Chapter 2
• 31 Review Chapter 2
• 32 Multiplication Table of 2
• 33 Multiplication Table of 4
• 34 Multiplication Table of 10
• 35 Multiplication Table of 5
• 36 More Practice and Review
• 37 Multiplication Table of 3
• 38 Multiplication Table of 6
• 39 Multiplication Table of 11
• 40 Multiplication Table of 9
• 41 Multiplication Table of 7
• 42 Multiplication Table of 8
• 43 Multiplication Table of 12
• 44 Mixed Review Chapter 3
• 45 Review Chapter 3
• 46 Review: Reading the Clock
• 47 Half and Quarter Hours
• 48 Review: Till and Past
• 49 How Many Minutes Pass
• 50 More on Elapsed Time
• 51 Practice
• 52 Clock to the Minute
• 53 Elapsed Time in Minutes
• 54 Using the Calendar
• 55 Mixed Review Chapter 4
• 56 Review Chapter 4
• 57 Using the Half Dollar
• 58 Dollars
• 59 Making Change
• 60 Mental Math and Money Problems
• 61 Solving Money Problems
• 62 Mixed Review Chapter 5
• 63 Review Chapter 5