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NOV. 24-28: 2-Digit Addition strategies
NOV. 24-28: 2-Digit Addition strategies
We are focusing on 2-digit addition strategies: including base ten blocks, expanded notation (decomposition), and drawing a number line.
Keep practicing fast facts to 20!
2.PAFR.1.1 Use a strategy to accurately find sums and differences of two-digit numbers within 100 and justify the sum or difference.
Number Line Strategy:
2Digitand3DigitAdditiononaNumberLinePracticeWorksheet-1 (1).pdfExpanded Notation Strategy: Decompose Tens and Ones
Mon-Tues Add with Expanded notation.mp4Base Ten Blocks Strategy:
Mon-Tues 2-digit Addition.mp4Wed-Thurs 2-digit with regrouping.mp4Keep practicing...
Adding and Subtracting Using a HundredChart-1 (1).pdf
Review Counting to 999 by 1s, 10s, and 100s
Review Counting to 999 by 1s, 10s, and 100s
SkipCountingby100s.pdfFreebieSkipCountingby10sWorksheet3DigitNumbers-1.pdfAnytime practice:
Anytime practice:
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Fact Practice
From My Teacher (if you didn't finish in class)
Adaptive Math (this is your personal practice level
Card Games
Card Games
Using just a normal deck of cards- Your child has been taught these games in class:
Tens Train
Doubles Train
Addition War
Subtraction War
Mind Reader (missing addend)
2 Digit Place Value War
3 digit Place Value War
Aleks
Aleks
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This is your personal practice level
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