# Right Start Mathematics Level B

## by Dr. Joan A. Cotter Author

2nd Edition from the website: The new Level B lessons continue to build a strong foundation with number sense through quantity recognition and mental strategies by grouping in 5s and 10s. RS2 Level B includes addition and subtraction facts to 18, place value to the thousands, geometry, measurement, time, money, and basic fractions. 4-digit addition and 2-digit mental addition is also incorporated. Problem solving and place value are emphasized throughout. Charlotte Mason style math curriculum; lots of manipulatives; focuses on doing math with an abacus

### Additional Details

- Resource Type
- Book
- ISBN
- 9781931980623
- Print Status
- In Print
- Lessons
- 140
- Pages
- 281
- Suggested Grades
- Early Years - 2nd
- Publisher
- Activities for Learning
- Edition
- Second
- Copyright
- 2013
- URL
- http://store.rightstartmath.com/rightstart-math...

### Lessons

- 1 Initial Assessment
- 2 Review Subitizing 1 to 5
- 3 Review Subitizing 6 and 7 & the AL Abacus
- 4 Review Subitizing Quantities 8 to 10
- 5 Review Partitioning with Part-Whole Circle Sets
- 6 Review Partitioning 10
- 7 Review Go To The Dump
- 8 Review Introducing the Math Balance
- 9 Review Writing Addition Equations
- 10 Review Tens on the Abacus
- 11 Review Tens and Ones
- 12 Adding One
- 13 More Adding One
- 14 Evens and Odds
- 15 Even Numbers Plus 2
- 16 Odd Numbers Plus 2
- 17 The Doubles 1 to 5
- 18 The Doubles 6 to 10
- 19 Practicing the Doubles
- 20 The Commutative Property
- 21 Applying the Commutative Property
- 22 Solving "Add To" Problems
- 23 Quadrilaterals
- 24 Building Rectangles
- 25 Triangles with Right Angles
- 26 Adding Ten to a Number
- 27 Adding Ones and Adding Tens
- 28 Introducing Hundreds
- 29 Numbers 100 to 120
- 30 More Hundreds
- 31 Enrichment Working with Hundreds and Thousands
- 32 Two-Fives Strategy
- 33 More Two-Fives Strategy
- 34 Adding Five to a Number
- 35 Partitioning 5, 10 and 15
- 36 Corners Exercise without Scoring
- 37 Corners Exercise with Scoring
- 38 Basic Corners Game
- 39 Solving "Combine" Problems
- 40 Sums Equal to 11
- 41 Review
- 42 Assessment 1
- 43 Making Rectangles with Tangrams
- 44 Continuing Patterns
- 45 Continuing Patterns with Geoboards
- 46 Designs with Diagonals
- 47 The Greater Than Symbol
- 48 Adding 9 to a Number
- 49 Adding 8 to a Number
- 50 Two-Five Strategy Practice
- 51 Adding 8s and 9s Practice
- 52 Thousands
- 53 Base-Ten Picture Cards
- 54 Trading with Base-Ten Cards
- 55 Adding with Base-Ten Cards
- 56 More Adding with Base-Ten Cards
- 57 Enrichment Cotter Tens Fractal - Prep
- 58 Enrichment Cotter Tens Fractal
- 59 Adding Even Numbers Practice
- 60 Adding up to 10 and up to 15
- 61 Adding Several Numbers
- 62 Solving Problems with Three Addends
- 63 Introducing Side 2 of the Abacus
- 64 Bead Trading
- 65 Adding 2-digit Numbers and Tens
- 66 Corners Game
- 67 Mentally adding 2-digit Numbers
- 68 Long Chain Solitaire
- 69 Addition Bingo Game
- 70 Days in a Year Problem
- 71 Adding 1, 10 and 100
- 72 Adding 4-Digit Numbers
- 73 Continuing the Pattern
- 74 Review
- 75 Review Games
- 76 Assessment 2
- 77 Hours on a Clock
- 78 Hours and Half-Hours
- 79 Minutes on the Clock
- 80 More Minutes on the Clock
- 81 Hours and Minutes
- 82 Adding 4-Digit Numbers on Paper
- 83 Enrichment Adding Very Large Numbers
- 84 Solving "Take From" Problems
- 85 Ten Minus a Number
- 86 Subtraction as the Missing Addend
- 87 Subtracting by Going Back
- 88 Subtracting Consecutive Numbers
- 89 Subtracting from 9 and 11
- 90 Subtracting with Doubles and Near Doubles
- 91 Subtracting by Taking All from Ten
- 92 Subtracting by Taking Part from Ten
- 93 Finding the Difference
- 94 Solving Compare Problems
- 95 Addition and Subtraction Equations
- 96 Continuing Patterns in the Hundreds
- 97 Higher Even and Odd Numbers
- 98 Pages in Books and Reading Years
- 99 Greater Than or Less Than Symbols
- 100 Introducing Area
- 101 Halves and Fourths
- 102 Fourths and Quarters
- 103 Finding Quarter Parts
- 104 Measuring with Centimeters
- 105 Graphing
- 106 Measuring with Inches
- 107 Paper Measuring Problems
- 108 Making Rectangles with Tiles
- 109 Geometry Solids
- 110 Building with Cubes
- 111 Mentally Adding with Sums over 100
- 112 Pennies, Nickels and Dimes
- 113 Coin Problems
- 114 Choosing Coins
- 115 Counting Money with Quarters
- 116 Using the Fewest Coins
- 117 Making Change
- 118 Adding with a Calculator
- 119 Introducing Multiplication as Arrays
- 120 Multiplication as Repeated Addition
- 121 More Calculator Activities
- 122 Introducing Division
- 123 Beginning Fractions
- 124 Unit Fractions
- 125 Fractions of Twelve and Eight
- 126 Comparing Fractions by Weighing
- 127 Lines of Symmetry
- 128 Finding Symmetry
- 129 Tangram and Geoboard Figures
- 130 Enrichment Introducing Angles
- 131 Number and Operations in Base-10 Review
- 132 Number and Operations in Base-10 Games
- 133 Number and Operations in Base-10 Assessment
- 134 Operations & Algebraic Thinking Review
- 135 Operations & Algebraic Thinking Games
- 136 Operations & Algebraic Thinking Assessment
- 137 Measurement and Data Review and Games
- 138 Measurement and Data Assessment
- 139 Geometry Review and Games
- 140 Geometry Assessment

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