Addition: Sums to 18
For this addition worksheet, students complete a total of 30 problems, all answers to problems total 18 or less. Worksheet included links to answers and additional worksheets.
9 Views 13 Downloads 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
Write Even Numbers as the Sum of Two Equal Addends
Teach young mathematicians that all even numbers can be written as the sum of two equal addends with the third video in this series. This fact is clearly demonstrated with multiple examples, using number lines and visual models to...
5 mins K - 2nd Math CCSS: Designed