Curated OER
TAKS Math Quiz-Column Addition
In this TAKS math quiz activity, students take an online quiz focused on column addition. Quiz can be graded online by clicking a link.
Curated OER
Study Buddies: Adding Three-Digit Numbers
In this math worksheet, students will work with a coach to solve a story problem in which they must add three-digit numbers. Students will follow a step-by-step process and notes are provided for the coach.
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 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 - 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...
Curated OER
Column Addition -No Carrying, 2-Digits
In this addition worksheet, students complete 12 problems, adding 2-digit numbers. Problems do not require carrying. A reference web site is given for additional activities.
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.
Curated OER
Column Addition reteach 4.6
In this adding two-digit and three-digit numbers worksheet, students find the sums of groups of thee and four numbers by rewriting the numbers in place value columns, and adding each column with regrouping. Students solve fourteen problems.
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...
Curated OER
Addition Drills, part 3
Here's an addition drill for scholars who are already comfortable with regrouping. There are 30 horizontally-aligned problems here, each with two 2-digit addends. Mathematicians use three examples as reference as they solve each of...
Curated OER
Making a Ten
An addition table supports third graders as they learn strategies to improve their math fluency. When finding sums greater than ten, students are taught how to first make a ten and then add on the rest. A similar method is also...
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...
Curated OER
Add and Subtract within 20 - Independent Practice
Although this worksheet says it contains addition and subtraction within 20, it doesn't. Learners will have to add and subtract double-digit numbers with answers up to at least 30. However, it does provide good practice.
Curated OER
Add Three Numbers Practice 11.4
For this column addition worksheet, students solve 13 problems in which three two-digit numbers are added. Students look for a ten or a double.
Curated OER
Add Three Numbers
In this column addition instructional activity, students solve 11 problems in which three two-digit numbers are added. There will be regrouping on this page.
Curated OER
Times Tables - Multiplication
Introduce students to multiplication through this fantastic math worksheet. Provides beginners with an explanation of multiplication as repeated addition using pictures to help students visualize the meaning and process of multiplying....
Curated OER
Multiple Number Addition: Two-Digit; Four Numbers (A)
In this math worksheet, students solve 36 problems in which four 2 digit numbers are added in a column. There is regrouping in the problems, which are in vertical format.
Curated OER
Standard written method for addition of 2-digits
In this addition activity, students learn how to add two 2-digit numbers together. They then use what they read to solve the 12 addition problems. That answers are on the last page.
Curated OER
Column Addition- 3 Digits, Sheet 6
In this addition activity, students complete a set of 12 problems, adding 2 and 3 digit numbers. Numbers must be arranged vertically and problems completed. A reference web site is given for additional activities.