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PPT
Curated OER

Problem Solving: Division

For Teachers K - 2nd
A cute zoo theme sets the tone for a problem-solving activity which primes early learners for division. They separate zoo animals into equal groups and then write an equation that expresses the action. 
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Worksheet
Curated OER

Problem Solving: Write a Number Sentence (Picture Clues)

For Students K - 1st
Your class can practice writing number sentences by reading word problems. This worksheet includes 3 problems to be solved, where highlighted information is written into the provided space to construct an equation.
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Worksheet
Curated OER

Addition Equations

For Students Pre-K - 1st
In this finding the sums worksheet, students count vehicles, write the number sentences, and solve the problems. Students solve 3 problems.
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Lesson Plan
Curated OER

Math Cubes

For Teachers K - 2nd
Students practice addition and subtraction while making and then playing a game. For this addition and subtraction lesson, students will make dice using a cube tracer and number and number sign tracers to make the numbers and number...
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Lesson Plan
Curated OER

Pac Man Chomps Again

For Teachers 1st - 3rd
Students are given the opportunity to pracitce math while participating in a tag game. They get to (i.e. identify greater and lesser numbers) and solve small problems concerning mathematical comparisons .
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Activity
Noyce Foundation

Miles of Tiles

For Students K - 12th Standards
Create number sentences and equations to solve geometric problems. Each activity in the series of five asks young mathematicians to consider different-sized tiles to build structures according to specific criteria. The first activities,...
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Activity
Noyce Foundation

Digging Dinosaurs

For Students K - 12th Standards
Build a function to solve problems rooted in archeology. A comprehensive set of five lessons presents problems requiring individuals to use functions. The initial lesson asks learners to find the possible number of dinosaurs from a...
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Worksheet
Mental Arithmetic

Number Bonds to 10

For Students K - 2nd Standards
First graders solve the sums up to 10 using the mental math strategy of number bonding. Thirty different addition facts on the worksheet allow for plenty of practice.
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Worksheet
Curated OER

Addition with Counters 3

For Students Pre-K - 1st
A continuation of a previous learning exercise, this page of 12 addition problems asks learners to solve equations using 10 as the constant. Counting blocks are displayed above each problem for guidance.
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Worksheet
Curated OER

Addition Equations

For Students K - 1st
In this finding the sums of pictures worksheet, students add, write the number sentences, and solve. Students solve 3 problems. 
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Activity
Noyce Foundation

Perfect Pair

For Students K - 12th Standards
What makes number pairs perfect? The resource provides five problems regarding perfect pairs of numbers, the definition of which changes in complexity with each task. Solutions require pupils to apply number sense and operations, as well...
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Worksheet
Teacher's Guide

Two-Digit Addition without Regrouping

For Students 1st - 3rd Standards
Youngsters practice adding two, two-digit numbers without regrouping. There are 15 equations to solve.
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Lesson Plan
Illustrative Mathematics

What’s Missing?

For Teachers Pre-K - 1st Standards
Now you see them, now you don't! This fun peek-a-boo activity engages young mathematicians in developing their ability to compose and decompose numbers. After being presented with a series of counters, children close their eyes while the...
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Worksheet
Curated OER

Find the Missing Addend

For Students 1st
In this find the missing addend activity, 1st graders solve the equation by filling in the missing addend for 10 equations with addends from 0-9.
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Worksheet
Curated OER

Write an Equation

For Students 1st - 3rd
In this math challenge worksheet, students read 5 story problems and use their problem solving skills to write equations in order to solve each of them.
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Worksheet
Curated OER

Solve the Riddles, Write an Equation

For Students 1st - 3rd
In this math riddles worksheet, students use their problem solving skills to solve 5 riddles that require them to use their knowledge of addition and subtraction.
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Worksheet
Curated OER

One-Digit Addition (A)

For Students 1st - 4th
In this one-digit addition worksheet, students problem solve and calculate the answers to forty-four mathematical addition equations.
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Worksheet
Curated OER

One-Digit Addition; No Regrouping (A)

For Students 1st - 4th
In this one-digit addition with no regrouping worksheet, students problem solve and calculate the answers to sixty-four addition equations.
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Worksheet
Curated OER

One-Digit Addition; With Regrouping (A)

For Students 1st - 3rd
For this one-digit addition with regrouping worksheet, students problem solve and calculate the answers to twelve mathematical addition equations.
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Worksheet
Curated OER

Easy Subtracting #1

For Students 1st - 3rd
In this easy subtracting activity, learners problem solve and calculate the answers to twelve mathematical subtraction equations for mastery.
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Worksheet
Curated OER

Subtract from ________

For Students 1st - 2nd
In subtraction template worksheet, students select a consistent number to use in 8 subtraction problems that they write and solve.
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Worksheet
Curated OER

Addition: Equation to 10

For Students 1st - 2nd
For this addition skills worksheet, students use their problems solving skills to fill in the missing addends in 32 problems.
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Worksheet
Curated OER

Math Mountain Families Challenge

For Students 1st - 2nd
This learning exercise requires finding the missing number in the equation using addition and subtraction. Students solve four problems. A key is provided.
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Lesson Plan
Curated OER

Three Little Kittens: Addition Booklet

For Teachers 1st - 2nd
Students explore math problem solving strategies while reading a nursery rhyme. In this addition lesson, students learn math skills such as solving simple equations, graphing data and extending patterns while reading The Three Little...

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