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Introduction
Welcome message
Into to Program
Chapter 1
Into to Abacus
ABACUS book 1_7
101 L-1 add n less 1-4
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101a L-1 add n less 10-40
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102 L - 1 add n less 5 & 50_
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103 L-2 Addition 6 to 9_
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104 L-2 Subtraction 6 - 9_
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105 L-2 add & less 60-90
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Chapter 2
106 L-3 Small friend Intro
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107 L-3 Smallfriend +1
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108 L-3 Smallfriend +2
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109 L-3 Smallfriend +3
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110 L-3 Smallfriend +4
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Chapter 3
111 L-4 Small Friend -1_
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112 L-4 Small Friend -2_
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113 L-4 Small Friend -3_
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114 L-4 Small Friend -4_
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Chapter 4
115 L-5 Big Friends Intro
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116 L-5 Big Friend +9
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117 L-5 Big Friend +8
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118 L-5 Big Friend +7
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Chapter 5
120 L-6 Big Friend +6
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121 L-6 Big Friend +5
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122 L-6 Big Friend +4
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Chapter 6
123 L-7 Big Friend +3
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124 L-7 Big Friend +2
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125 L-7 Big Friend +1
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Chapter 7
126 L-8 Big Friend -9
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127 L-8 Big Friend -8
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128 L-8 Big Friend -7
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Chapter 7
129 L-9 Big Friend -6_
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130 L-9 Big Friend -5
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131 L-9 Big Friend -4
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Chapter 8
132 L-10 Big Friend -3
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133 L-10 Big Friend -2
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134 L-10 Big Friend -1
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Rivision
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Chapter 9
135 L-11 Combination +6
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136 L-11 Combination +7
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137 L-12 Combination +8
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138 L-12 Combination +9_
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Chapter 10
139 L-13 Combination -6
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140 L-13 Combination -7
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141 L-14 Combination -8
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142 L-14 Combination -9
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Rivision and model assessment
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Assessment
Additon an Subtraction Assessment