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First Grade Mathematics Standards download (Use place value and…
First Grade Mathematics Standards
Be able to count to 120
Read and write numerals within 120
Start at any number less than 120
Represent and use the digits of a two digit number
Compare two sets of objects, including pennies, up to at least 25 saying "three more or three fewer"
Use <, =, and > to compare two two-digit numbers
Represent them as tens and ones
Use place value and operations to add and subtract
Mentally add 10 or subtract 10 to a two digit number and explain how they did that
Relate addition and subtraction strategies to a written method and explain
Add coins and find the value of a collection of two coins
Subtract multiples of 10 from multiples of 10 in the range 10-90 using concrete models and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction
Add within 100. Use models or drawings
21st Century Skill and Readiness Competencies
Relevance and Application
The comparison of numbers helps to communicate and to make sense of the world
Nature of
Mathematics involves visualization and representation of ideas.
Numbers are used to count and order both real and imaginary objects
Mathematicians reason abstractly and quantitatively
Mathematicians look for and make use of structure
Inquiry Questions
Can numbers always be related to tens?
Why not always count by one?
Why was a place value system developed?
How does a position of a digit affect its value?
How big is 100?
