Common Core MATH 1 NBT 4 Grade 1 Number And Operations In Base Ten Use Place Value Understanding And Properties Of Operations To Add And Subtract
BackNumber And Operations In Base Ten: Use Place Value Understanding And Properties Of Operations To Add And Subtract.
Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10, 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 and explain the reasoning used. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten.
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- Place Value Mat (2-Digit)
- 2-Digit Addition with Place Value Blocks
- 2-Digit Subtraction with Place Value Blocks
- Hundreds Chart - Count by 5s
- Addition Arrows
- Count By 7s - Questions
- Counting By 6s - Questions
- Questions: Counting by 5s
- Weight Lifter - Count By 6s
- Count By 8s - Questions
- Penguins - Count by 2s
- Balloons - Count by 2s
- Hundreds Chart - Count by 2s
- Questions: Counting by 4s
- Balloons - Count by 4s
- Hundreds Chart - Count by 4s
- Questions: Counting by 3s
- Skiing - Count by 4s
- Hundreds Chart - Count by 3s
- Penguins - Count by 3s
- Penguins - Count by 4s
- Balloons - Count by 3s
- Horses - Count by 3s
- Basic Addition Frames and Arrows
- Mixed Math: B2
- Number Line: Skip Count By 3s
- Addition: 2-Digit (with Regrouping)
- Connect the Dots: Dolphin
- Circle the 25s (Medium)
- Addition Bingo
- Circle the 10s (Easy)
- Number Line: Counting by 2s