Curated OER
Add Decimal Thousandths (H)
In this decimals learning exercise, students solve 50 problems in which decimal numbers to the thousandths place are added. The problems will need to be rewritten on another paper.
Curated OER
Add Decimal Thousandths (G)
For this decimals worksheet, students solve 50 problems in which decimal numbers to the thousandths place are added. The problems will need to be rewritten on another paper.
Curated OER
Add Decimal Tenths (H)
In this decimal addition worksheet, students solve 32 problems in which decimal numbers to the tenths place are added. Problems are in a horizontal format and may need to be rewritten.
Curated OER
Adding Numbers 1-9
In this addition worksheet, students complete 36 problems, adding numbers 1-9. A reference web site is given for additional activities.
Curated OER
Adding Numbers 0-9
In this addition worksheet, students complete a set of 18 problems, adding numbers 0-9. A reference web site is given for additional activities.
Curated OER
Addition-Numbers 0-9
In this addition worksheet, students complete a total of 18 problems, adding numbers 0-9. A reference web site is given for additional activities.
Curated OER
Addition: 1 and 2-Digit Numbers
In this addition learning exercise, students complete a total of 27 problems, adding 1 and 2-digit numbers. An answer key is included on page 2. A reference website is given for additional resources.
Curated OER
Addition:1 and 2-Digit Numbers
For this addition worksheet, students complete a total of 20 problems, adding 1 and 2-digit numbers. A reference website for additional resources is given.
Curated OER
Addition-2, 3, and 4-Digit Numbers
In this addition instructional activity, students complete a total of 8 simple problems, adding 2, 3 and 4-digit numbers. A website reference is given for additional resources.
Curated OER
Two-Digit Addition Without Regrouping
In this addition worksheet, students solve a total of 25 problems using 2-digit numbers and regrouping. A website reference for additional resources is given.
Curated OER
Two-Digit Addition With Regrouping #6
In this addition worksheet, students solve a total of 25 problems using 2-digit numbers with regrouping. A website reference for additional resources is given.
Curated OER
Two-Digit Addition With Regrouping #4
In this addition worksheet, students solve a total of 25 problems using 2-digit numbers and regrouping. A website reference for additional resources is given.
Curated OER
Two-Digit Addition with Regrouping #5
In this addition worksheet, students solve a total of 25 problems using 2-digit numbers and regrouping. A website reference for additional resources is given.
Curated OER
Two-Digit Addition With Regrouping #5
In this addition worksheet, students solve a total of 25 problems using 2-digit numbers and regrouping. A website reference for additional resources is given.
Curated OER
Two-Digit Addition With Regrouping #2
In this addition worksheet, students solve a set of 25 problems adding 2-digit numbers and regrouping. A website reference for additional resources is given.
Curated OER
Two-Digit Addition With and Without Regrouping
In this addition instructional activity, students solve a total of 25 problems using 2-digit numbers with and without regrouping. A website reference for additional resources is given.
Curated OER
Investigation - Who is Right?
Third graders investigate two mathematic scenarios and determine which is correct. They compare adding columns and places (such as the tens place, hundreds place, and so on) and familiarize themselves with how to add larger numbers.
Curated OER
Number Bonds
Being able to recognize number bonds that make 10 is a great way to help learners add 3 digits together. First they make 10 by adding two numbers together, then they assess 3 digit addition sentences, where they make 10 first then add-on...
Curated OER
Adding Up
Make addition visual in order to help beginners understand the concept. They add up beads on a string, examining an example before trying it on their own. Learners fill in addends and sums for these, and sometimes both. Although...
Curated OER
Counting by 3s, 4s, and 5s
Skip count along the mushrooms to complete these number sentences which give young scholars an introductory look at addition and subtraction. Starting from five double-digit numbers, they subtract or add by threes, fours, and fives to...
EngageNY
Mid-Module Assessment Task: Grade 7 Module 2
A seven-question assessment determines how well your learners understand the procedures to add, subtract, multiply, and divide signed rational numbers. Pupils show their understanding through problem-solving situations.
California Education Partners
Least and Greatest
Squares can be magic. Pupils use their knowledge of addition of positive and negative rational numbers to create a 3 X 3 magic square where the sums are 1. Scholars create addition and multiplication expressions with a set of rational...
EngageNY
Decimal Expansions of Fractions, Part 1
Is it possible to add infinitely long decimals? As pupils complete the examples in the ninth lesson of this 25-part series, they determine that adding these decimals cannot be done without error. Their task is then to determine the size...
Curated OER
Adding & Subtracting (Combining) Integers
Maintain a positive atmosphere in your math class with this fun lesson plan on adding and subtracting integers. After first explaining the rules for combining positive and negative numbers, this resource uses a comic strip to guide...
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