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# Right Start Mathematics Level B

## by Dr. Joan A. CotterAuthor

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

#### Tags:

Resource Type
Book
ISBN
9781931980623
Print Status
In Print
Lessons
140
Pages
281
Early Years - 2nd
Publisher
Activities for Learning
Edition
Second
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
• 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
• 24 Building Rectangles
• 25 Triangles with Right Angles
• 26 Adding Ten to a Number
• 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
• 62 Solving Problems with Three Addends
• 63 Introducing Side 2 of the Abacus
• 65 Adding 2-digit Numbers and Tens
• 66 Corners Game
• 67 Mentally adding 2-digit Numbers
• 68 Long Chain Solitaire
• 70 Days in a Year Problem
• 71 Adding 1, 10 and 100
• 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