In this problem solving worksheet, students examine a picture of a television and one of socks. Students select the picture of the item that is heavier.

In this problem solving worksheet, students examine a picture of an apple and one of monkey. Students select the picture of the item that is heavier.

For this weight activity, students match pictures of products with their correct weights given, 11 total. An answer key and reference web site are provided.

Students use tables showing the ratios between ounces and pounds, grams and kilograms, and pounds and kilograms. They estimate whether an object should be weighed in ounces or pounds and whether an object should be weighed in grams or...

Pupils use a similar method to the Lincoln Index to estimate a population size.

First graders practice nonstandard measurement and estimating and measuring lengths of objects.

Second graders, in groups, estimate amounts in various jars. They sort each jar from least to greatest amount.

Students are introduced to the solar system and its place in the universe. They begin to grasp the idea of very large numbers by estimating and computing how long it take the class to make a million x's.

First graders make sensible estimates and check the reasonableness of answers. They make up, tell and record number stories up to 9 about given objects. They skip count in twos, threes and fives.

In this mathematics worksheet, 6th graders find the product of a given equation. Then they use an array and find the sum of the partial products. Students also use zeros as place holders when necessary.

In this mathematics worksheet, 6th graders find the quotient for each problem. They estimate first and identifying which number they will use. Then, students divide the problem and multiply to check.

In this mathematics worksheet, 6th graders estimate the product and use an array to help them find the product. Then they find the exact product and locate where to put the decimal point in each.

In this addition, subtraction and estimating learning exercise, students answer 13 questions pertaining to addition, subtraction, estimating and even/odd or 2/3-digit numbers. They can click on the Check box to find out if their answers...

In this estimating and subtraction worksheet, students answer 11 subtraction questions in which they round to estimate the answer and then solve. The last question is a subtraction question that does not involve rounding. They can click...

In this estimating quotients worksheet, 4th graders estimate the quotient in 12 math problems and write the numbers they used on the lines provided.

In this rounding off worksheet, students determine if 8 statements could be rounded off to the nearest ten, hundred, thousand, ten thousand, hundred thousand or million. Students draw and complete a table of 5 numbers, rounding the...

Third graders measure items around the classroom using meter sticks. In this measurement lesson plan, 3rd graders are taught how to measure the length of an item with a meter stick. Inches, centimeters, millimeters, decimeters, and...

In this estimate and count worksheet, students examine 4 sets of objects. Students record an estimate for each set and then record the actual count for each set.

In this rounding activity, students solve six problem sets concerned with rounding and estimating.  Students first estimate what the answer should be and then carry out the calculations using a calculator.  Solutions are provided.

In this rounding and estimating worksheet, students solve 18 rounding and estimating problems. Students solve problems without a calculator.

Students explore the concepts of estimating and rounding. In this estimating and rounding instructional activity, students play a game of tic-tac-toe. Students pick items and must estimate their cost by rounding. Students estimate the...

In this timing worksheet, students discover what tasks can be done in one minute. Students solve 5 problems in which they time themselves for one minute doing different tasks such as: building a cube tower, keeping a ball up in the air,...

In this rounding and estimating worksheet, 5th graders solve 8 addition, subtraction, and rounding problems. Problems ask students to solve, round, estimate, or write the words in number form after reading the word form. 

Students read different scenarios and discuss how to add fractions. in this addition of fractions lesson plan, students learn how to add unlike fractions and practice 4 problems.