How to learn Grade 2: Mathematics
New York academic standards: Mathematics, Grade 2
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1. Number and Operations in Base Ten · Understand that the digits of a three-digit number represent amounts of hundreds, tens, and ones.
- A Hundred Is Ten Tens: Understand that 100 can be thought of as a bundle of ten tens — called a 'hundred'
- The three digits of a three-digit number: Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones