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Sharon Sinclair
3-Digit SLAM! π₯ game
Year Groups:
3rd Grade,
2nd Grade,
1st Grade
Subjects:
Math
Standards:
Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds. (2.NBT.7.)
Instructions for Pupils
Click 
Watch the video to learn how to play. You and your partner will both play one round on a page.
π€ Self-assess your mastery of this strategy and drag the β to show me.
Teacher Notes (not visible to pupils)
Adding and subtracting multiples of ten and one hundred to 3-digit numbers with Base Ten Blocks as support. Players are asked to self-assess skill after playing.
i-Ready Gr. 2 Lessons 16-18
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