# First grade math worksheets

* First grade math worksheets* for children to supplement their math activities at home or in school. Each math worksheet has an answer sheet attached on the second page, making easy for teachers and parents to use. Remember these are in printable PDF format. Improve your first grade math skills by using these worksheets.

## 1st Grade Math

The Common Core State Standards in the USA for 1st grade math include the development of the understanding of * addition and subtraction* as well as strategies for

*. Students are also expected to develop the understanding of whole numbers and their relationship to one another and place value. This includes grouping numbers into tens and ones. Students should develop their understanding of linear measurement and measuring lengths in specified units. Students should also be able to recognize geometric shapes by their base attributes. Students should also be able to create these geometric shapes as well as deconstruct the creation of them.The Common Core State Standards in the USA is meant to set the building blocks for future grades to work up from. Addition and subtraction are the base for multiplication and division. Being able to add and subtract whole numbers allows students to form logical conclusions which extend to other aspects of learning. Adding and subtracting linear measurement can be built from this learning. In terms of geometry, a student can measure four sides of a rectangle to determine if it is a square or not. The relative size of numbers can also be quantified with this early stage knowledge.*

**addition and subtraction within 20**