Khan Academy
7 713 vidéos, +5 400 000 abonnés

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nom
duréevues
Estimating quotients4:50520
Dividing a decimal by a whole number example2:56592
Visually dividing decimal by whole number2:90454
2 step estimation example3:50246
Introduction to division with partial quotients6:16644
Estimating division that results in non whole numbers3:34320
Describing numerical relationships with polynomial identities | Algebra 2 | Khan Academy4:341 938
Introduction to standard way of multiplying multidigit numbers4:255 392
Strategies for multiplying decimals6:532 054
Worked examples for standard algorithm exercise4:31580
Dividing by a two digit number4:131 297
Division resulting in decimals2:24306
Strategies for multiplying multi digit decimals4:25489
Estimating with decimal multiplication3:12292
Division resulting in decimals example 24:16312
Example multiplying multi digit numbers3:49444
Multiplying decimals using estimation3:38535
Example using estimation for decimal products2:40122
Visual representations of decimal multiplication4:33395
Multiplying 2 x 1 digits with partial products4:344 936
Understanding factor pairs4:901 730
Strategy for multiplying 2 digit numbers4:261 273
Examples identifying multiples4:00470
Reasoning about factors and multiples1:38349
Comparing decimals example3:101 825
Estimating with multiplication3:90861
Estimating 2 digit multiplication example2:44519
Compare with multiplication examples2:58401
Price discrimination for a monopoly | Microeconomics | Khan Academy7:395 109
Shutting down or exiting industry based on price | AP Microeconomics | Khan Academy7:405 860
Factoring using polynomial division | Algebra 2 | Khan Academy5:581 265
Introduction to polynomial division5:271 238
Examples thinking about multiplying even and odd numbers3:15676
2 step estimation word problems3:80788
Recognizing number pattern examples2:29483
Setting up 2 step expressions2:34386
Patterns in hundreds chart4:407 700
Worked example of a profit maximization problem | Microeconomics | Khan Academy4:403 225
When to use multiplication4:42433
Order when multiplying commutative property of multiplication4:32694
Division as equal groupings3:40473
Using the distributive property when multiplying6:90772
Using associate property to simplify multiplication4:31302
Division in context examples3:53185
What order to do operations in3:453 630
Visualizing division with arrays2:60569
Remainder theorem examples | Polynomial Division | Algebra 2 | Khan Academy5:321 264
Dividing polynomials by x (no remainders) | Algebra 2 | Khan Academy4:401 202
Dividing quadratics by linear expressions with remainders: missing x-term | Algebra 2 | Khan Academy4:43493
Dividing quadratics by linear expressions with remainders | Algebra 2 | Khan Academy4:56378
Simple polynomial division4:40325
Dividing polynomials by linear expressions | Algebra 2 | Khan Academy3:24451
Dividing polynomials by linear expressions: missing term | Algebra 2 | Khan Academy4:32214
Factoring using polynomial division: missing term | Algebra 2 | Khan Academy3:58294
Geometric series word problems: swing | Algebra 2 | Khan Academy5:523 635
Introduction to factoring higher degree polynomials | Algebra 2 | Khan Academy5:535 225
Geometric series word problems: hike | Algebra 2 | Khan Academy6:302 867
Sign of average rate of change of polynomial | Algebra 2 | Khan Academy5:362 079
Skip counting equal groups2:471 071
Introduction to powers of 104:12753
Multiplication as repeated addition3:20757
Multiplying and dividing by 10, 100, 10008:44964
Multiplication on the number line4:201 238
Multiplying and dividing decimals by 10, 100, 10004:451 401
Introduction to multiplication3:13668
Multiplying and dividing by powers of 105:201 965
The Eighth Amendment | National Constitution Center | Khan Academy20:251 417
Regrouping with decimals4:35846
Expressing decimals in multiple forms3:49436
Visual understanding of regrouping decimals5:193 639
Ordering decimals3:311 264
Comparing decimals in different representations4:28272
Thousandths on the number line2:20334
Place value with decimals4:502 908
Writing decimals and fractions from number lines2:43478
Writing numbers in words and standard form4:541 038
Examples writing decimals and fractions greater than 1 shown on grids3:20306
Examples relating decimals and fractions in words3:11214
Estimating when subtracting large numbers3:70198
Place value tables2:24469
Geometric series introduction | Algebra 2 | Khan Academy6:175 624
Plessy v. Ferguson | The Gilded Age (1865-1898) | US history | Khan Academy18:395 377
Polynomial identities introduction | Algebra 2 | Khan Academy4:562 490
What was the Articles of Confederation? | US Government and Civics | Khan Academy5:205 583
Why was George Washington the first president? | US History | Khan Academy6:394 499
What was the Gilded Age? | US History | Khan Academy7:453 162
Identifying quadratic patterns | Polynomial factorization | Algebra 2 | Khan Academy5:50740
Factorization with substitution | Polynomial factorization | Algebra 2 | Khan Academy5:13528
Factoring higher degree polynomials | Algebra 2 | Khan Academy3:581 938
Polynomial special products: perfect square | Algebra 2 | Khan Academy5:102 707
Finding average rate of change of polynomials | Algebra 2 | Khan Academy4:101 581
Introduction to factoring higher degree monomials | Algebra 2 | Khan Academy4:43732
Polynomial special products: difference of squares | Algebra 2 | Khan Academy4:60506
Khan Stories - Sean2:415 207
Scott Cook - Founder and Chairman of the Executive Committee, Intuit | Khan Academy43:2750 517
Clarifying standard form rules4:491 642
Strategies for eliminating variables in a system examples7:16500
Example visually evaluating discrete functions3:20746
Determining whether values are in domain of function4:57413
Interpreting points in context of graphs of systems5:39428

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