Add & Subtract 10 and 100 | Mental Math Centers | 2.NBT.8

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Practice how to add and subtract 10 and 100 with these mental math centers! Students will practice 10 more, 10 less and 100 more, 100 less. They consist of games, sorts, and more! They are designed for you to use in your math centers and rotations.

Included are 4 different math stations for adding and subtracting 10 and 100:

  1. More & Less: Students will find 10 & 100 more/less using a dry erase marker .
  2. Catching Tadpoles: Students will sort all of the 10 & 100 more/less tadpoles into the correct jars.
  3. Mental Math Board Game: Students will play a board game where they will find 10 & 100 more/less depending on the number their spot on the board.
  4. True/False Sort: Students will determine whether the 10 & 100 more/less on the card is true or false. If false, students will fix it.

Find more math centers aligned with 2nd grade standards:

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26 pages
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to see state-specific standards (only available in the US).
Mentally add 10 or 100 to a given number 100–900, and mentally subtract 10 or 100 from a given number 100–900.


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