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Course

1st Grade Math

Count to 120, add and take away within 20, and tell the hour.

Twenty-seven lessons, in order. To 120: Say the next numbers, up to 120. Numerals to 120: Match the numeral, up to 120. Tens and ones: Show a two-digit number as tens and ones. Bigger number: Point to the bigger number, up to 99. In order: Put the numbers in order. The sign: Point to the true sign: greater than, less than, or equal. Add to 20: Put two groups together and say the total, up to 20. How many left: Take some away and say how many are left, up to 20. Missing: Find the missing number. Doubles: Say the double. Doubles plus one: Say the double plus one. Ten more: Say ten more or ten less. Plus some: Add a number up to 9 onto a two-digit number. Add tens: Add tens to a number. Take away tens: Take away tens from a number. How long: Count how many units long it is. The ruler: Read the length on a ruler. Holds more: Point to the one that holds more. The hour: Point to the hour on the clock. Half hour: Point to the half hour on the clock. Cone or box: Point to the cone or the box. The half: Point to the equal half. The fourth: Point to the fourth. The bar: Say how many the bar shows. Coins: Point to the penny, nickel, dime, or quarter. Coin value: Say how many cents the coin is. Count coins: Count a small group of coins.

Each lesson has games, quizzes, and worksheets.

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Next: To 120

  1. 1To 120Do thisSay the next numbers, up to 120.Games 0/1Quizzes 0/1
  2. 2Numerals to 120Match the numeral, up to 120.
  3. 3Tens and onesShow a two-digit number as tens and ones.
  4. 4Bigger numberPoint to the bigger number, up to 99.
  5. 5In orderPut the numbers in order.
  6. 6The signPoint to the true sign: greater than, less than, or equal.
  7. 7Add to 20Put two groups together and say the total, up to 20.
  8. 8How many leftTake some away and say how many are left, up to 20.
  9. 9MissingFind the missing number.
  10. 10DoublesSay the double.
  11. 11Doubles plus oneSay the double plus one.
  12. 12Ten moreSay ten more or ten less.
  13. 13Plus someAdd a number up to 9 onto a two-digit number.
  14. 14Add tensAdd tens to a number.
  15. 15Take away tensTake away tens from a number.
  16. 16How longCount how many units long it is.
  17. 17The rulerRead the length on a ruler.
  18. 18Holds morePoint to the one that holds more.
  19. 19The hourPoint to the hour on the clock.
  20. 20Half hourPoint to the half hour on the clock.
  21. 21Cone or boxPoint to the cone or the box.
  22. 22The halfPoint to the equal half.
  23. 23The fourthPoint to the fourth.
  24. 24The barSay how many the bar shows.
  25. 25CoinsPoint to the penny, nickel, dime, or quarter.
  26. 26Coin valueSay how many cents the coin is.
  27. 27Count coinsCount a small group of coins.