Interactive
Curated OER

Runaway Math Puzzles

For Students 1st - 2nd
In this addition sentences learning exercise, students use the number lines to help them find the sums for the double and single digit addition problems. Students solve 31 problems.
Worksheet
Curated OER

Create and Solve

For Students 2nd - 3rd
In this number sentences worksheet, students practice adding the single digit numbers and comparing the given numbers by creating number sentences and solve the addition problems.
Lesson Plan
Better Lesson

Better Lesson: Unknown Addend Problem

For Teachers K - 1st Standards
Students will solve word problems to create their own subtraction number sentences. They will use known addition facts to solve subtraction problems. A detailed lesson plan, worksheet, and pictures/videos of the instructional activity...
Lesson Plan
Alabama Learning Exchange

Alex: Ice Fishing Is for the Birds

For Teachers Pre-K - 1st
In this lesson, students will represent addition sentences with pictorial representations. Students will also solve an addition problem by using cut out objects to represent the problem.
Lesson Plan
Alabama Learning Exchange

Alex: Camp Add 'Em Up Iii

For Teachers Pre-K - 1st
Camp Add 'Em Up is a series of lessons for first grade students. Students will use prior knowledge of friendly numbers (two number combinations that make a "10") and "adding on" as they master the ability to add three numbers. In this...
Lesson Plan
Alabama Learning Exchange

Alex: Camp Add 'Em Up

For Teachers Pre-K - 1st
When you go to camp, you expect to have a great time and learn a lot. The Camp Add 'Em Up activity series is designed to guide a first grade student through development of addition and subtraction strategies through patterning. This...
Lesson Plan
Alabama Learning Exchange

Alex: "Bursting With Math"

For Teachers Pre-K - 1st Standards
Using "Starburst" jelly beans to sort, graph and add.