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Arithmetic Math Mission

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The Arithmetic Math Mission is a set of skills on Khan Academy, but got renamed in the Math mission updates of August 2016 to Arithmetic essentials Math Mission. This mission consists of foundational material regarding the structure, definitions, properties and operations on different types of numbers.

Arithmetic

The Arithmetic Math Mission dashboard

Mission Specifics

Addition and subtraction

  1. Addition within five
  2. Subtraction within five
  3. Addition within 20
  4. Subtraction within 20
  5. Addition within 100
  6. Addition within 1000
  7. Subtraction within 100
  8. Subtraction within 1000

Multiplication and division

  1. Whole numbers on the number line
  2. Multiplying 1-digit numbers
  3. Basic division
  4. 1-digit division
  5. Comparing with multiplication
  6. Multiplication and division word problems
  7. Multiply by tens
  8. Multiplication without carrying
  9. Multiplication with carrying
  10. Multiplying 2 digits by 2 digits
  11. Multi-digit multiplication
  12. Multi-digit division without remainders
  13. Division with remainders
  14. Division by 2 digits
  15. Multi-digit division
  16. Multiplying 2 digits by 2 digits with area models

Negative numbers and absolute value

  1. Negative numbers on the number line
  2. Negative numbers on the number line without reference to zero
  3. Ordering small negative numbers
  4. Number opposites
  5. Adding negative numbers
  6. Subtracting negative numbers
  7. Interpreting negative numbers
  8. Multiplying and dividing negative numbers
  9. Finding absolute values
  10. Comparing absolute values
  11. Interpreting absolute value
  12. Absolute value to find distance

Decimals

  1. Writing and interpreting decimals
  2. Comparing decimal place value
  3. Money and decimal place value intuition
  4. Regrouping decimals
  5. Decimals on the number line 1
  6. Decimals on the number line 2
  7. Decimals on the number line 3
  8. Comparing decimals (tenths, hundredths, and thousandths)
  9. Ordering decimals
  10. Adding decimals (tenths)
  11. Adding decimals 1
  12. Adding decimals 2
  13. Subtracting decimals 0.5
  14. Subtracting decimals
  15. Subtracting decimals 2
  16. Adding and subtracting decimals word problems
  17. Multiplying decimals 1
  18. Multiplying decimals 2
  19. Dividing completely
  20. Dividing decimals 1
  21. Dividing decimals 2
  22. Dividing decimals 3
  23. Dividing decimals 4
  24. Converting fractions to decimals
  25. Rewriting decimals as fractions
  26. Rewriting decimals as fractions 2
  27. Converting decimals to percents
  28. Converting percents to decimals
  29. Finding percents
  30. Discount, tax, and tip word problems
  31. Markup and commission word problems
  32. Rounding decimals
  33. Significant figures
  34. Rewriting fractions as decimals
  35. Understanding moving the decimal
  36. Adding and subtracting negative fractions, decimals, and percents

Fractions

  1. Recognizing fractions 1
  2. Identifying numerators and denominators
  3. Fractions on the number line
  4. Adding and subtracting fractions of pizzas, pies, and cakes
  5. Equivalent fractions introduction
  6. Fractions cut and copy 1
  7. Simplifying fractions
  8. Equivalent fractions
  9. Equivalent fractions 2
  10. Comparing fractions with the same numerator or denominator
  11. Comparing fractions with different numerators and denominators
  12. Ordering fractions
  13. Decomposing fractions
  14. Adding fractions with common denominators
  15. Subtracting fractions with common denominators
  16. Adding and subtracting fractions with like denominators word problems
  17. Adding fractions with 10 and 100 as denominators
  18. Adding fractions with unlike denominators
  19. Subtracting fractions with unlike denominators
  20. Adding and subtracting negative fractions
  21. Adding and subtracting fractions with unlike denominators word problems
  22. Multiplying fractions by whole numbers
  23. Multiplying positive fractions
  24. Multiplying positive and negative fractions
  25. Fraction multiplication as scaling
  26. Multiplying fractions and whole numbers word problems
  27. Multiplying fractions by fractions word problems
  28. Converting mixed numbers and improper fractions
  29. Unit fractions on the number line
  30. Comparing fractions and mixed numbers
  31. Fractions cut and copy 2
  32. Rational numbers on the number line
  33. Adding and subtracting mixed numbers with like denominators 1
  34. Adding and subtracting mixed numbers with unlike denominators
  35. Multiplying mixed numbers
  36. Converting fractions to decimals
  37. Rewriting decimals as fractions
  38. Rewriting decimals as fractions 2
  39. Writing fractions as repeating decimals
  40. Understanding fractions as division
  41. Dividing unit fractions by whole numbers
  42. Dividing whole numbers by unit fractions
  43. Division with fractions and whole numbers word problems
  44. Understanding dividing fractions by fractions
  45. Dividing fractions
  46. Dividing positive and negative fractions
  47. Dividing fractions word problems

Telling time

  1. Telling time to the nearest minute
  2. Telling time without labels

Users can view other Math Missions here.

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