Curated OER
Book Title: Ten Flashing Fireflies
This instructional activity engages learners in a variety of activities to build 1 to 1 correspondence, estimation, and problem solving skills. They discuss problem solving strategies, hear the story Ten Flashing Fireflies, compose their...
Curated OER
Adding and Subtracting Decimals 2
In this adding and subtracting decimals worksheet, students add and subtract numbers with decimals up to 4 digits. Students complete 16 problems.
Curated OER
Adding and Subtracting Decimals 2
In this adding and subtracting of decimals worksheet, students add and subtract numbers containing decimals up to 4 digits. Students complete 16 problems.
Illustrative Mathematics
1.OA, NBT, The Very Hungry Caterpillar
First graders are exposed to addition of three whole numbers in a math activity centered around Eric Carle's, The Very Hungry Caterpillar. As the teacher reads, young mathematicians use counters and ten-frames to symbolize the number of...
Illustrative Mathematics
Gifts from Grandma, Variation 3
There are three money word problems in this activity, each one is set in the same context. The first asks what was the total amount grandma spent, the second how many grandchildren grandma has, and the third asks how much grandma spent...
Curated OER
Make Ten Bundles
How many rolls until you get to 100? Young mathematicians will have a blast with this place value game, which has them rolling a die and placing a corresponding number of popsicle sticks in the "ones" column of their mat. Once they get...
Curated OER
Pattern Puzzles
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.
Math Worksheets Land
Adding Objects in Rectangular Arrays - Matching Worksheet
Each of these number sentences has a corresponding set of blocks, which will no doubt help your visual learners grasp multiple-addend addition. Learners examine the sentences and match them to their block representation. Consider also...
Curated OER
Santa's List Sums (E1)
For this adding single digit numbers worksheet, students observe a chart of street names, boys, and girls and add the total number of boys and girls on each street, the total number of children, and the total number of each sex. Students...
Alabama Learning Exchange
Partying with Two/Three Digit Whole Numbers
Learners practice problem-solving with this addition activity. They plan a party for their class and another class by determining how many cupcakes are needed. Students draw a picture of how they determined the number of cupcakes.
Curated OER
Add to Find the Greatest Total
In this addition worksheet, students solve 12 problems in which two digit numbers are added with carrying. Students ring the total that is the greatest in each row.
Curated OER
Addition: Math 3
In this addition worksheet, students add one digit numbers to two digit numbers. There are thirty questions to answer. Students can complete this online and submit the answers.
Curated OER
Addition: Exercise 4
In this addition instructional activity, students add one digit to two digit numbers without having to carry over. There are thirty problems. Students can complete this online and submit the answers.
Curated OER
Addition-Carrying Over
In this addition learning exercise, students add one digit and two digit numbers using carrying. There are thirty problems to solve. Students can complete learning exercise online and submit answers.
Curated OER
Adding in Parts
Third graders are able to split whole numbers into parts. They make numbers up to a tidy number. Students add and subtract tenths to make a decimals number into a whole number. They are able to add whole numbers up to three digits.
Curated OER
Math Worksheet (9)
In this addition instructional activity, 1st graders solve twenty-five addition problems involving adding the number nine to single and double digit numbers.
Curated OER
Addition: Exercise 4
In this addition learning exercise, learners add one digit numbers without having to carry over. There are thirty problems to solve. Students can complete this online and submit the answers.
Curated OER
Magic Math: sums of 2
In this addition worksheet, students add one digit numbers to the number 2 and check it with the subtraction fact. Students complete 10 problems.
Curated OER
Christmas Addition Practice: Multi-Digit Addition 1
For this addition worksheet, students solve 10 problems in which one and two digit numbers are added to solve a Christmas word problem. There will be carrying in some problems.
Curated OER
Add 1-Digit Numbers #2
In this addition activity, learners solve a total of 15 problems, adding two 1-digit numbers together. Problems are accompanied by "cute" animal pictures.
Curated OER
St. Patrick's Day Addition (Sums to 50 With No Regrouping)
In this math worksheet, students solve 20 problems in which 2 digit numbers are added to 2 digit numbers with no regrouping. The page has a St. Patrick's Day theme.
Curated OER
Adding 4 Numbers
In this addition worksheet, 2nd graders find the missing number in 11 addition problems involving adding 4 single digit numbers together to get a specific sum.
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.
West Contra Costa Unified School District
The Power of Ten: Building a Magnitude Model
Add visual representation to teaching place value with a magnitude model. Using adding machine tape, pupils build a linear place value strip from 1 to 100.