Adding and Subtracting Math Stories
First graders work in pairs to visit a specific web site (the link is included in the lesson) where they read various math stories. They participate in completing an addition, a substraction, and a mixed operations story.
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Adding and Subtracting 10
Math studs discover patterns of adding and subtracting 10 from numbers in the hundreds chart. Examining the chart, they determine which numbers are 10 less than or 10 more than x, becoming familiar with other math-specific vocabulary...
1st - 3rd English Language Arts CCSS: Adaptable
Second Grade Adding and Subtracting
Reinforce addition and subtraction in your second grade class with a series of lessons that feature manipulatives, ten frames, spinners, and number lines. The unit is divided into three sections and includes concepts such as counting...
1st - 3rd Math CCSS: Designed
Grade 1 Supplement Set A3 - Number & Operations: Addition & Subtraction on the Number Line
Hop your way through a mathematical equation with your first grade class as they learn the idea of moving up and down the number line. Adding and subtracting like little frogs is an engaging and clever way to teach/reinforce this concept.
K - 2nd Math CCSS: Adaptable
Common Core State Standards 1st Grade Math
Here are the complete set of the math practice standards and the Common Core standards for first grade. They cover operations & algebraic thinking, operations in base 10, measurement and data, and geometry. Illustrated nicely with...
1st Math CCSS: Designed