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.
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
Multiplying
There is a step-by-step example here to help young multipliers solve 12 equations, all of which have one 2-digit and one 1-digit factor. The method displayed encourages breaking the two-digit number into tens and ones, multiplying each...
CCSS Math Activities
Smarter Balanced Sample Items: 6th Grade Math – Target C
Are you looking for review questions before standardized testing? Grade 6 Claim 1 Item Slide Show offers nine questions covering a variety of topics using decimals, factors, and multiples. With separate slides for answers, using the...
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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 Salamanders Ltd.
Adding 1s, 10s, 100s, and 1000s
In this addition activity, students complete a 13-row chart. They start with three or four-digit numbers and add 1, 10, 100, or 1000 to each number to fill in the chart. The last four questions require subtraction because the initial...
Curated OER
Number Line Addition Problems
In this addition worksheet, students use a number line to help them find the sums to 12 single digit addition problems. They use a number line that contains the numbers 0 - 10.
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Count on Whole Tens
In this counting worksheet, students complete a set of 5 problems, adding a "whole ten" number to a 3-digit number, then complete 6 additional problems, adding 90 to given numbers.
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Adding Two-Digit Numbers
In this adding two-digit numbers worksheet, learners, working with a partner, problem solve seven addition equations and word problems.
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Add Two-Digit Numbers
In this addition worksheet, students practice adding 6 2-digit mathematical problems. Students follow 3 steps to adding tens and ones together. Students trace 4 dotted numbers provided in 2 addition problems.
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Adding 1 and 2 digit numbers
For this addition worksheet, students add one and two digit numbers together to find a sum without regrouping. Students complete 200 problems.
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Add Two-Digit Numbers
In this addition instructional activity, students solve 4 story problems in which two-digit numbers are added, with and without regrouping.
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Adding Two-Digit Numbers
In this addition worksheet, 2nd graders add 6 two-digit numbers together, use tens and ones as models and circle yes or no if they needed to regroup.
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Add Two-Digit Numbers
In this addition worksheet, students practice adding 9 two-digit addition math problems involving tens, ones and regrouping. Students solve the answer to 1 test prep question and fill in the circle for the correct answer from a multiple...
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Addition - Three 1-Digit Numbers
In this addition practice worksheet, learners practice their computation skills as they solve 30 problems that require them to add 1-digit numbers. Each problem has 3 addends.
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Worksheet #9 Two Digit Addition With Regrouping
In this addition worksheet, students solve 20 problems in which two digit numbers are added. There will be carrying on this page.
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Subtraction: Two Digit by Two Digit - No Regrouping
In this subtraction learning exercise, 2nd graders find the differences in 30 two digit by two digit problems in which they do not have to regroup.
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Double Digit Addition 1
In this addition worksheet, students solve 20 problems in which two digit numbers are added with and without carrying. There are no examples on the page.
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Adding Two-digit Numbers Using Dimes and Pennies
First graders study money. In this addition lesson, 1st graders count and add two-digit numbers using dimes and pennies.
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One-Digit Addition; No Regrouping Valentine's Drill
Valentine's Day pictures decorate this addition practice worksheet, in which students add single digit numbers to single digit numbers. There are eighty problems in total, making this a good review activity or a fun timed math drill. An...
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Two Digit Addition
In this addition worksheet, students complete 40 problems, adding one 2-digit number to another. Worksheet includes links to answers and additional worksheets.
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Adding - One digit numbers
In this addition worksheet, students add one digit numbers to each other. Students add one digit numbers to each other to solve 8 problems.
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Addition Math Problems
In this addition worksheet, students practice adding together two single-digit numbers to find the sum of forty addition math problems.
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Add Two-Digit Numbers
In this story problems worksheet, students read one problem about a picnic and examine the picture. Students fill in the blanks in 4 questions that will help plan a solution.