Given 13 pancakes and five plates, learners are asked to distribute the pancakes evenly among the plates. Is it possible? Will there be any remainders? These are the questions pupils are asked to answer after manipulating an...

Beginning with a word problem that poses the question of making groups of 10 pennies to translate into a single dime, pupils are challenged to make sense of the amount of dollars 33 cents is in expanded form.

What does it mean to factor the difference of two squares? The interactive presents an area model of the difference of two squares. Pupils rearrange the model to create a rectangular area. The learners determine the length and width...

Five questions—multiple-choice, fill in the blank, and discussion—make up an interactive that challenges scholars to mail a teddy bear using the smallest box possible without squishing it. A box with movable sides allows mathematicians...

In this mathematics worksheet, 3rd graders compare the problem 2700 plus 200 to the problem 27 plus 2 and explain their reasoning. Then they notice the patterns for each of the problems and continue them.

In this addition instructional activity, 2nd graders add two digit numbers together without regrouping. Students complete 40 addition problems.

In this addition worksheet, 2nd graders add two digit numbers together with and without regrouping. Students complete 40 problems.

Second graders examine how to use mental strategies for addition and subtraction. They look at part/whole strategies for multi-digit problems and define which one would be best used for a particular problem. They use tens frames to solve...

In this addition/counting worksheet, students add a "whole hundred" to another 3-digit number, then add 800 to a set of numbers. Answers are included on page 2.

In this addition worksheet, students add the number 3 to 10 single digit numbers. Students put their answers in the boxes provided.

In this adding decimals worksheet, students add a set of 5 decimal problems, then put missing decimal numbers to make sums add up to the number 1. Answers included, a reference web site is given for additional activities.

In this addition practice worksheet, students solve 75 problems that require them to add 2-digit numbers to 2-digit numbers. The problems require students to regroup.

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.

In this addition worksheet, students add two negative numbers between -100 and 100 in 15 problems. They enter and submit the sums online, or print the page as needed.

In this addition worksheet, students solve 20 problems in which single digit numbers are added. These are basic addition facts in vertical format.

In this mixed addition and subtraction worksheet, 2nd graders find the sums and differences in 15 problems. They add and subtract one and two digit numbers between 1 and 100, submit and enter them online, or print the page.

For 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.

In this decimal worksheet, students read about adding and subtracting, then complete a set of 31 problems, adding, subtracting, solving for values of expressions and solving equations.

Learners complete a total of 12 problems; all problems add 2 five-digit numbers. Must open page from source to view graphics.

Save some trees and use virtual worksheets. Here are 6 different virtual worksheets that require learners to determine the missing addend. Each page includes 12 problems to solve.

In this addition instructional activity, students add the separated cubes together. Students add 6 problems where they are given cubes and numbers.

Students explore concepts of probability and independent events. They develop a formula for deviation percentage.

The class uses pictures of Nick's sticker sets to count and add the number groups of stickers in each set. The image of Nick's sticker sets would also be a good way to represent part/whole for setting up rational for fractions.

In this math game addition practice worksheet, students examine their addition skills as they solve the math puzzle by inserting the correct numbers.