Khan Academy
Khan Academy View : Subject - Pre-algebra
Introduction to ratios Ratios, proportions, units, and rates Pre-Algebra Khan Academy
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domain:Mathematicssubject:Pre-algebratopic:Ratios, proportions, units, and rates299 Reads
Adding in binary Applying mathematical reasoning Pre-Algebra Khan Academy
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domain:Mathematicssubject:Pre-algebratopic:Applying mathematical reasoning384 Reads
Multi-step word problem with fractions and units of time Pre-Algebra Khan Academy
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domain:Mathematicssubject:Pre-algebratopic:Applying mathematical reasoning221 Reads
Evaluating expressions with and without parentheses Pre-Algebra Khan Academy
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domain:Mathematicssubject:Pre-algebratopic:Applying mathematical reasoning238 Reads
Number patterns Seeing relationships Applying mathematical reasoning Pre-Algebra Khan Academy
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domain:Mathematicssubject:Pre-algebratopic:Applying mathematical reasoning299 Reads
Reading bar graphs Applying mathematical reasoning Pre-Algebra Khan Academy
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domain:Mathematicssubject:Pre-algebratopic:Applying mathematical reasoning237 Reads
Multi-step word problem with addition, subtraction, and multiplication Pre-Algebra Khan Academy
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domain:Mathematicssubject:Pre-algebratopic:Applying mathematical reasoning273 Reads
Rational number word problem with ratios Pre-Algebra Khan Academy
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domain:Mathematicssubject:Pre-algebratopic:Applying mathematical reasoning210 Reads
Inverse property of addition Arithmetic properties Pre-Algebra Khan Academy
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domain:Mathematicssubject:Pre-algebratopic:Arithmetic properties143 Reads
Regrouping whole numbers example 1 Arithmetic properties Pre-Algebra Khan Academy
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domain:Mathematicssubject:Pre-algebratopic:Arithmetic properties278 Reads
Properties of numbers 1 Arithmetic properties Pre-Algebra Khan Academy
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domain:Mathematicssubject:Pre-algebratopic:Arithmetic properties153 Reads
Recognizing rational and irrational numbers (examples) Algebra I Khan Academy
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domain:Mathematicssubject:Pre-algebratopic:Arithmetic properties226 Reads