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FOUR IN A ROW
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Choose a square and click on it. Click on the correct answer to the question in the box that appears. If you are right the square is replaced by a tick. Continue until you have won 4 in a row...
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Game: FOUR IN A ROW

Aim: To get four symbols in a row

Method:
Choose a square and click on it. Click on the correct answer to the question in the box that appears. If you are right the square is replaced by a tick. Continue until you have won 4 in a row...

Add 109 to a multiple of 10
      
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4 IN A ROW game to practice
'Add 109 to a multiple of 10' for 5th grade

Add 109 to a multiple of 10

When you add to a large number, you can use simple tricks to help you. This is especially so when the large number's unit value is a 9 or a 1.

When adding 109, it is often easier to first add 110, and then subtract 1 to more easily get the answer.

For instance, if you wanted to do the sum:       70 + 109

1. 70 + 110 = 180 --first add 110
2. 180 - 1 = 179 --then subtract 1


You can use a similar technique whenever the large number's unit value is 9 (or 1 in which case you add rather than subtract as the second step).

With our Four in a row math game you will be practicing the topic "Add 109 to a multiple of 10" from 5th grade / Add + Subtract / Add 109, 119, 129. The math in this game consists of 28 questions that ask you to add 109 to a number by first adding 110 and then subtracting 1 from the result.

Four in a row is similar to the paper game "Noughts and crosses" but we have changed it into a one-person math learning / revision game. The aim of the game is to win 4 cells in a row from a grid of 16 cells.

Large thumbnail for math game Four in a row

The game will reinforce the math you have chosen to learn by getting you to match the question to the correct answer.

Notes

  • Do the Math lessons for your topic before playing this game
  • Wrong answers are ok, you just have to try again until you get them right
  • There is help available for all games by clicking the question mark button
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How to play 4 in a row to practice
'Add 109 to a multiple of 10' for 5th grade

Free Math Games screenshot of 4 in a row game to learn elementary math

  1. Select "4 in a row" on the math games selection page.
  2. Take a quick look at the method text for 4 in a row.
  3. Click on PLAY to proceed, or change your topic with the CHANGE TOPIC button.
  4. On the play page you have a grid of 16 pictures (some topic picture are shown multiple times for shorter topics).
  5. Click on a picture cell.
  6. The topic question will appear along with a series of possible answers.
  7. Click the speaker icon to hear any particular answer (Speech enabled browsers only).
  8. Click the answer that corresponds to the picture question.
  9. If you are correct, the picture will be replaced by a tick - otherwise, a wrong sound will play.
  10. Continue matching picture questions to their correct answers until you have completed a line of 4 cells.
  11. The line can be diagonal as well as horizontal or vertical.
  12. 4 ticks in a row wins the game.
  13. Choose an option from the green sign, or click on games to choose a different game.
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