K-5 Math Teaching Resources
2-Digit Addition Template
Learning two-digit addition isn't about memorizing steps, it's about understanding place value. Support the development of your class's number sense with these addition mats that help children break apart two-digit numbers into tens and...
Math Salamanders Ltd.
Column Addition: Money 3 Digits
Math whizzes solve 20 addition problems. Each problem has two money amounts added in vertically lined up columns.
Math Salamanders Ltd.
Column Addition - 2 Digits Sheet 3
In this column addition activity, students add two-digit numbers with regrouping. Students complete 12-column addition problems.
Math Salamanders Ltd.
Column Addition (No Carrying) 3 Digits Sheet 2
In this column addition worksheet, learners add two- and three-digit numbers together without regrouping. They complete 15 addition problems.
Math Salamanders Ltd.
Column Addition - 2 Digit Sheet 2
For this column addition learning exercise, students complete 12 two-digit addition problems with and without regrouping.
Math Salamanders Ltd.
Column Addition - 2 Digits Sheet 1
In this column addition problem, students add two-digit numbers with and without regrouping. Students complete 12 addition problems.
Math Salamanders Ltd.
Column Addition - 4 Digits Sheet 2
Elementary schoolers add four-digit numbers together with regrouping. Students complete 15 column addition problems.
West Contra Costa Unified School District
Simplify Expressions and Solve Equations Using Two-Column Proofs
Increase understanding of the algebraic properties and their importance. Scholars justify their steps as they simplify expressions and solve equations. They formalize their work as two-column proof.
Math Salamanders Ltd.
Column Addition—2 Digits Sheet 4
In this addition activity, students practice adding numbers in columns. Students complete the activity by solving twelve two-digit addition problems.
Math Salamanders Ltd.
Column Addition - 4 Digits and Multi-Addends
In this addition instructional activity, students complete a set of 12 problems by adding three- and four-digit numbers. A reference website is provided for additional activities.
Lockport City School District
Reasons for Geometric Statement/Reason Proofs
Stuck trying to remember the formal language of a geometric proof? Never fear, this handout has them all ready to go. The reasons are sectioned by topic so this handy guide is ready when you are to tackle those two column proofs.
Math Salamanders Ltd.
Column Addition—3 Digits Multi-Addends Sheet 1
In this column addition instructional activity, students complete 16 problems involving adding two- and three-digit numbers. A reference website is provided for additional activities.
Math Salamanders Ltd.
Column Addition - Five Digits Sheet 2
In this column addition with a five-digit activity, students solve 15 addition problems, carrying when needed; some problems have three addends.
Math Salamanders Ltd.
Column Addition - 3 Digits Sheet 5
In this addition activity, students add two and three-digit numbers together and convert them from horizontal to vertical problems. Students complete 12 addition problems with regrouping.
EngageNY
The Structure of Ratio Tables—Additive and Multiplicative
Build tables by understanding their structure. Scholars take a closer look at the structure of ratio tables in the 10th segment in a 29-part series. Individuals realize that the tables can be built using an additive or...
Math Salamanders Ltd.
Column Addition (No Carrying) - 2 Digits Sheet 2
In this addition worksheet, learners complete a set of 12 problems, adding two 2-digit numbers without carrying. A reference website is given for additional activities.
Math Salamanders Ltd.
Column Addition Money 3 Digits Sheet 2
In this finding the sums of money problems worksheet, learners add three-digit problems with decimals and regrouping. Students solve 20 problems.
Math Salamanders Ltd.
Column Addition - Two Digits Sheet 5
In this column addition with two digits worksheet, first graders write out twelve horizontal addition problems in columns and then solve them.
Math Salamanders Ltd.
Column Addition - 3 Digits Multi-Addends Sheet 2
In this addition worksheet, students complete 16 problems by adding two- and three-digit numbers. A reference website is provided for additional activities.
Math Salamanders Ltd.
Column Addition - 3 Digits Sheet 2
For this addition instructional activity, learners complete a set of 15 problems by adding 3-digit numbers. A reference website is given for additional activities.
Flipped Math
Intro to Proofs
Prove the best way to keep up in Geometry. Scholars first review algebraic properties from Algebra. Learners then use the properties to create two-column proofs to solve linear equations before completing algebraic proofs by providing...
EngageNY
Substituting to Evaluate Addition and Subtraction Expressions
Substitute this resource for what you used to use. Learners identify patterns in data tables and write addition and subtraction expressions to represent relationships. Substitution allows them to solve problems in context in the 20th...
Curriculum Corner
Second Grade Summer Math Practice Book
Stop the summer lag with a set of second grade Common Core based math practice sheets. Learners fill in hundreds charts with missing numbers up to 1,000. They practice writing numbers in standard, expanded, and word form. Children also...
Illustrative Mathematics
Counting Dots in Arrays
Mathematical arrays can represent several different math skills, including counting groups, multiplication, and even area. In this specific task, learners are asked to identify the addition equations that are equal to a 3 x 4 array....