In this math worksheet, students subtract the decimals while taking special care to keep the decimals in the correct place value. The answers are also available.

In this mental math instructional activity, students answer 2 sets of mental math questions about writing whole numbers, place value, counting back and on in tens and addition and subtraction.

In this problem solving strategy worksheet, 3rd graders roll a dice three times and record the number in the hundreds, tens and ones place on the chart, then solve an addition and subtraction problem with that number.

Young scholars play a game of mathematical musical chairs, moving from desk to desk solving addition and subtraction problems.

In this decimal clues worksheet, 5th graders use the clues to find the decimal for seven word problems using place value, addition and subtraction.

Third graders use base-ten blocks to find products of two-digits by one-digit by making a model of the problem. They complete a worksheet by multiplying 2-digits by 1-digit with regrouping. They may use the base-ten blocks if needed.

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...

Students examine the differences between biotic and abiotic factors, explain the difference between habitat and niche and compare how organisms get their nutritional needs.  In this local environment lesson students trace the path...

Fifth graders explore the base-ten rounding method. Using base-ten blocks, 5th graders build two-, three-, and four-digit numbers. After discussion, they round numbers to the nearest 10. Using the computer, students participate in a...

In this math worksheet, students solve 11 math card clues. All of the clues involve addition or subtraction. For example, one card reads, "I am zero. Add on 4."

Sixth graders explore how to apply the commutative property and the rules of divisibility. They examine the difference between prime and composite numbers.

In this addition and subtraction activity, students work out and answer 2 word problems, answer 2 short answer problems and fill in the missing 4 digits in one addition and one subtraction problem.

In this significant digits worksheet, students review the rules for performing calculations with significant digits. Students then express answers with the correct number of significant digits. This worksheet has 3 short answers and 1...

Young scholars create photographic family histories. In this technology skills lesson, students create family trees with digital photographs that they take of the family members.

In this subtraction worksheet, students subtract one digit numbers from one and two digit numbers with the same 10. Students complete 8 sets of problems.

Third graders model multiplication problems using Unifix cubes. They compute and solve problems involving addition and subtraction of 3- and 4- digit numbers and basic facts of multiplication and division. They practice mental math...

In this order of operations (i.e., addition, subtraction, multiplication, division) worksheet, students solve 5 word problems demonstrating their understanding of the concept.

In this order of operations (i.e., addition, subtraction, multiplication, division) learning exercise, students solve 4 word problems demonstrating their understanding of the concept.

Second graders participate in various activities which help them explain and explain the difference between an estimate and an exact amount.

In this magic tricks with numbers worksheet, students learn three tricks involving addition, subtraction, multiplication and division of simple numbers as a magic trick.

Fifth graders explore number meanings and their relationship. Using place value clues and base-ten blocks, 5th graders build a models of numbers and determine their value. To reinforce number relationship, students participate in a...

Learners are introduced to the topic of climatology. In groups, they use the Digital Atlas of Idaho to identify the layers of the atmosphere and review concepts of weather. To end the lesson, they examine different photographs and...

Fifth graders study place value. After forming teams, they play a game called, "Who Can Line Up the Number." Students observe numbers in expanded form and place representative digits in the correct order.

Students practice basic addition and subtraction facts to twelve. They use high level thinking skills to win at the game of tick tack toe. Students review the rules to the game. They use strategy skills to master the game.