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...

Whether it's counting marbles, flowers, or playing cards, small objects can add up to great sums. Learners work six story problems to practice addition to 100. Some regrouping is required, along with distinguishing useful from irrelevant...

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...

Now that your class can add by 10s they can start subtracting by 10s. This clear, learner-friendly worksheet provides a good example (10-rods are pictured) and 7 problems to solve. Relates groups of tens to single-digit numbers, which...

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...

Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate...

In this subtraction worksheet, 3rd graders find the differences to 30 problems in which they subtract a one digit number from a two digit number. They regroup as needed.

In this addition practice worksheet, students practice their computation skills as they solve 30 problems that require them to add 1-digit numbers. Each problem has 3 addends.

In this subtraction worksheet, 3rd graders find the differences to 30 problems in which they subtract a one digit number from a two digit number. They regroup as needed.

In this add and reduce worksheet, students add and reduce fractions with one and two digit numbers with common and uncommon denominators. Students complete 150 problems.

In this addition worksheet, learners solve 84 two digit addition problems. Worksheets are set up 12 problems to a page, 7 pages total.

In this solving addition word problems worksheet, students use secret code cards and counters to problem solve. Students solve six problems.

In this multiply by a two-digit number worksheet, 4th graders multiply mentally twelve equations, calculate the answers to twenty two additional multiplication equations.

Expand addition concepts by challenging your pupils with these multi-digit addends. They add up numbers with up to seven digits, regrouping where needed. The first six are written vertically and the next two are horizontal. Make...

There are many ways to add. Learners add 3 single digit number together to find an answer to each of the 6 word problems. A great activity that builds problem solving and basic addition skills.

All these clocks look the same. Here are 10 clocks, both analog and digital, for scholars to add times to. The times are listed at the right of each clock and all end in five or zero. This is not a practice with a.m. and p.m., however it...

In this addition of fractions learning exercise, students add fractions containing one and two digit numbers. Students complete 16 problems with unlike denominators.

In this math worksheet, students solve thirty addition and subtraction problems. The problems contain one-digit and two-digit numbers.

For this addition and subtraction worksheet, students find the sums and differences of one-digit numbers with no regrouping. Students solve 47 problems.

In this finding the sums and differences of horizontal problems activity, students add and subtract one-digit and two-digit numbers using mental math. Students solve 242 problems.

In this addition worksheet, students complete a total of 12 problems, adding one 2-digit number to another. A reference web site is given for additional activities.

In this addition worksheet, students complete 12 problems, adding one 2-digit number to another. A reference web site is given for additional activities.

Super cool and totally fun math awaits your class. They are the code breakers, and their job is to identify and locate the secret agent by breaking two different codes. They use all their skills to solve a series of double-digit addition...

Shoot and score with three basketball-themed lessons about decimals. Young mathematicians compare game statistics, make trash can hoops, and play a data spinner game to practice identifying digits and values within decimal numbers.