Khan academy basic algebra4/14/2023 Without the runway youre not going anywhere. Youre the airplane and algebra is your sunny vacation destination. Youre about to play with the professionals. Practice this lesson yourself on right now httpsWatch the next lesson httpsPre-Algebra on Khan Academy No way, this isnt your run of the mill arithmetic. If you understand the nature of below zero temperatures, you can understand negative numbers. Mysterious negative numbers! What ARE they? They are numbers less than zero. Negative numbers introduction - Adding/subtracting negative numbers - Multiplying and dividing negative numbers - Adding and subtracting fractions - Multiplying fractions (old) - Dividing fractions - Introduction to order of operations - Order of operations: PEMDAS - Exponents - Negative exponent intuition - Exponent rules - Simplifying radicals - Introduction to Logarithms - Unit conversion within the metric system - Speed translation - Introduction to logarithm properties - Introduction to scientific notation - Scientific notation examples - Introduction to ratios - Unit conversion word problem: drug dosage - Common divisibility examples - Binary Numbers - Binary, Decimal and Hexadecimal Number Systems - Number Base Conversion Practice - Significant figures - More on significant figures - Multiplying and dividing with significant figures - Addition and subtraction with significant figures - Pure Numbers and Significant Digits - Ordering negative numbers - Comparing absolute values - Comparing and ordering fractions - Inverse property of multiplication - Inverse property of addition - Interpreting linear graphs word problems example
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