Curated OER
Add and Subtract within 1000
Here are some practice problems with adding and subtracting three-digit numbers. Scholars complete three addition problems and three subtraction problems. None of these involve carrying over or regrouping. There are only two numbers to...
Curated OER
Missing Numbers: Addition and Subtraction
In this missing numbers activity, students fill in missing numbers to complete a set of 8 problems using addition or subtraction. A reference web site for additional resources is given.
Curated OER
The Hundreds Place
Break up numbers into place value to help your scholars comprehend three-digit numerals. There are three problems here, and the large text and visuals make it ideal to project as an all-class warm up. Learners first identify the value of...
Math Worksheets Land
Place Value and Expanded Form - Matching Worksheet
These three-digit numbers have been written out in expanded form. Can your scholars match them to their original numbers? To guide them into thinking about place value, each of the standard-form numbers has been separated into three...
Curated OER
Problem Solving - Adding Whole Numbers
In order to practice problem-solving skills, pupils work through a series of word problems. They each determine an answer and then share their thinking process with the class. This lesson demonstrates that there may be more than one way...
Curated OER
Add and Subtract within 1000
Get some good practice with triple-digit addition and subtraction with these 10 problems. Only one addition problem requires regrouping, and none of the subtraction problems require borrowing. Question four turns into a four-digit...
Curated OER
Add Tens and Ones
In this finding the sum instructional activity, students add two-digit plus two digit numbers in ones and tens place values with regrouping. Students solve 12 problems.
Curated OER
Addition word problems
In this addition worksheet, 2nd graders solve addition word problems involving one digit numbers. Students complete 6 word problems total.
Curated OER
Who wants to win millions: Subtraction Edition
Solve subtraction problems like a pro. This Jeopardy style math review asks the class to subtract 2 digit numbers, to get to zero, to balance and equation, and to make new numbers. This is an excellent review that covers topics...
Curated OER
Make Ten Guided Lesson
Use these missing-addend problems to help your beginning mathematicians practice addition facts. They read sentences and solve, making 10 from different single-digit numbers. Each of these four problems is formatted differently, so the...
Curated OER
Fun Math 77
In this finding the sums instructional activity, students add two-digit plus three-digit numbers with regrouping on a page with fun clip art next tot each problem. Students solve 15 problems.
Curated OER
Fun Math 34
In this finding the sums worksheet, students add two-digit and three-digit numbers with regrouping on a page with fun clip art next tot each problem. Students solve 15 problems.
Curated OER
Addition Word Problems - Two Addends
Find the sum for each of these 5 word problems. Learners add two numbers together to get an answer.
Curated OER
Dividing Larger Numbers
As math scholars begin taking on more complex division problems, it's time to cover the different ways to show remainders. Here, they complete eight long-division equations with a fraction remainder and then eight more with a unit...
Curated OER
St. Patrick's Day Missing Digits (H)
For this St. Patrick's Day missing digits worksheet, students solve for the missing digits in twenty-two addition, subtraction and multiplication equations.
Concord Consortium
Last Digit Arithmetic
Mathematics involves a study of patterns. The exploratory lesson has learners consider the addition pattern in different sets of numbers. Each set has a different pattern that pupils describe mathematically. The patterns involve...