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Pre-Algebra
Getting started
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Numbers and negative numbers
identity numbers (1:52)
opposite of a number (9:07)
adding and subtracting signed numbers (19:27)
multiplying signed numbers (4:56)
dividing signed numbers (6:08)
absolute value (2:43)
Factors and multiples
divisibility (7:05)
multiples (2:37)
prime and composite (2:27)
prime factorization and product of primes (9:07)
least common multiple (12:09)
greatest common factor of monomials (7:31)
Fractions
reducing fractions and cancellation (7:04)
equivalent fractions and reducing (8:24)
division of zero (2:35)
adding and subtracting fractions (8:38)
multiplying and dividing fractions (4:17)
signs of fractions (4:37)
reciprocals (4:32)
Mixed numbers
mixed numbers and improper fractions (6:39)
adding and subtracting mixed numbers (6:20)
multiplying and dividing mixed numbers (5:53)
relationships of numbers (5:37)
adding mixed measures (3:34)
Decimals
place value (5:09)
decimal arithmetic (10:47)
repeating decimals (3:47)
rounding (7:09)
Ratio and proportion
ratio and proportion (9:17)
unit price (8:31)
unit multipliers (10:17)
Exponents
exponents (2:25)
rules of exponents (9:30)
power rule for exponents (9:13)
quotient rule for exponents (11:35)
Radicals
adding and subtracting radicals (5:27)
multiplying radicals (8:27)
dividing radicals (13:19)
radical expressions (9:22)
Scientific notation
powers of 10 (4:43)
scientific notation (5:15)
multiplying scientific notation (2:39)
dividing scientific notation (5:08)
multiplying and dividing scientific notation (4:29)
estimating with scientific notation (2:45)
Final exam
pre-algebra final exam
decimal arithmetic
Decimal arithmetic notes.pdf
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Decimal arithmetic notes.pdf
Decimal arithmetic quiz.pdf
Download
Decimal arithmetic quiz.pdf
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