Curated OER
Fun Math Worksheet
In this addition worksheet, students add 1 digit numbers together with regrouping. Students complete 15 addition problems and write the sum.
Curated OER
Fun Math Worksheet
In this addition worksheet, 1st graders add 1 digit numbers together with regrouping. Students complete 15 addition problems and write the sum.
Curated OER
Fun Math Worksheet
In this addition activity, 1st graders add 1 digit numbers together with regrouping. Students complete 15 addition problems and write the sum.
Curated OER
Adding Decimals
In this adding decimals instructional activity, students solve 10 problems in which decimal numbers to the hundredth place are added. Some problems will need to be rewritten vertically.
Curated OER
Adding and Subtracting Decimals
Students practice adding and subtracting numbers with decimals. In this decimals lesson plan, students use grid paper and money to learn how to add and subtract decimals.
Curated OER
Adding More Than Two Numbers
In this adding more than two numbers worksheet, students, working with a partner, calculate the answers to eleven addition equations.
Curated OER
Subtracting Greater Numbers
In this subtracting greater numbers worksheet, pupils, with a partner, problem solve and calculate the answers to six addition equations.
Curated OER
Hooked On Problem Solving
Fourth graders use properties of operations and problem-solving strategies to do mental calculations, and look for patterns in the solutions. They create an array, using each of the digits 1-9 exactly once to form addition problems...
Curated OER
Adding Fractions Worksheet 2
In this math instructional activity, student practice solving the problems using the operation of addition with the mixed numbers. The answers are found on page two.
Curated OER
Add the Double Digit Numbers
In this math worksheet, students practice addition of double digit numbers for both addends. There is no regrouping in these 12 problems. Problems are written vertically.
Curated OER
Worksheet #10
In this mathematics activity, 2nd graders solve various problems by either adding or subtracting when necessary two-digit terms. They use a number line at the top for help solving each.
Curated OER
Add Two Digit Numbers - Vertical
In this problem solving worksheet, students add together 20 problems involving 2-digit whole numbers. Students record their answers underneath each problem.
Curated OER
Using a Hundreds Chart
Youngsters participate in three activities using the hundreds chart. They will choose numbers to add up to one hundred. Whoever gets the most combinations wins. Two variations of the game are supplied.
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.
Raytheon
Adding and Subtracting Decimals
For this adding and subtracting decimals instructional activity, students add and subtract numbers with decimals in word problems. Students complete 12 word problems.
Curated OER
Dinosaur Math
Second graders practice vocabulary related to measurement, mathematics, and dinosaurs. Using the engaging topic of dinosaurs, learners will calculate various information about dinosaurs and use measurement vocabulary. They will also...
Virginia Department of Education
Mathematics Vocabulary Cards - Grade 2
Augment your math curriculum with posters detailing several concepts important to second grade math. Each poster features one math term from geometry, measurement, probability and statistics, computation and estimation, numbers and...
College of William and Mary
Decimal Operations Using Base 10 Blocks
Let's get this block party started and learn about decimals! Here are four main lessons that teach the operations with decimals while using base 10 blocks to provide a hands-on learning approach. Supplemental worksheets and other...
EngageNY
Sums and Differences of Decimals
Sometimes dealing with decimals is so much easier than dealing with fractions. The ninth lesson plan in a 21-part module has the class consider situations when it might be easier to add or subtract fractions by first converting to...
Illustrative Mathematics
Ants Versus Humans
You would think that humans make up more mass than ants do on this planet, but think again, and this time by performing calculations. Middle schoolers use scientific notation to compute and compare the estimated total mass of all humans...
Curated OER
Finding Missing Sums and Addends
In this sums/addends worksheet, students find missing sums and addends in a set of 20 problems. Problems add 1 and 2-digit numbers. Answers included on page 2.
Curated OER
Problems Using Time
What time will it be in thirty minutes? Scholars use three digital clocks to answer nine questions which require they add and subtract minutes from a given time. Learners record what time it will be in a specific number of minutes or...
Curated OER
Let's Shop
Upper graders add and subtract decimals, using concrete objects and story problems. Note: The Concentration Cards and Homework assignment link at the bottom of the plan doesn't work.
Curated OER
Pac Man Subtraction
Third and fourth graders engage in a game using visual symbols, auditory responses and tactile stimuli to further their understanding of subtraction. A worksheet imbedded in this plan explains how to teach the game.
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