Mangahigh
Mangahigh: Ice, Ice, Maybe: Fast Estimation With Basic Number Calculations
Practice your arithmetic skills as you estimate the answer to questions involving addition, subtraction, multiplication, and division. Includes whole numbers, fractions, and percents. As you answer questions, you guide penguins across an...
E-learning for Kids
E Learning for Kids: Math: Soccer Stadium: Multiplication and Estimation
Join Carlos in his soccer game and help him with some multiplication and estimation problems.
CK-12 Foundation
Ck 12: Arithmetic: Estimation to Check Decimal Multiplication
[Free Registration/Login may be required to access all resource tools.] Use estimation to check answers to decimal multiplication problems.
Texas Instruments
Texas Instruments: Estimation Games
Students use the calculator to compute products of numbers and to find answers to division problems. The activity is designed to help students develop number sense with the operations of multiplication and division.
Illustrative Mathematics
Illustrative Mathematics: 6.ns Multiplication, Division and Place Value, Part 1
Sixth graders are presented with a completed multiplication equation and are asked to use it to find the answers to seven other equations. To do this, they must use their reasoning and estimation skills. Aligns with 6.NS.B.3.
Khan Academy
Khan Academy: Multi Step Estimation Word Problems
Use estimation to solve multi-step word problems involving addition, subtraction, multiplication, and division. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: 2 Step Estimation Word Problems
Use estimation to solve multi-step word problems involving addition, subtraction, multiplication, and division.
Khan Academy
Khan Academy: 2 Step Estimation Word Problems
Use estimation to solve two-step word problems involving addition, subtraction, multiplication, and division.
CK-12 Foundation
Ck 12: Arithmetic: Estimation to Check Decimal Multiplication
[Free Registration/Login may be required to access all resource tools.] Estimate or confirm decimal products by multiplying leading digits
CK-12 Foundation
Ck 12: Arithmetic: Estimation of Whole Number
[Free Registration/Login may be required to access all resource tools.] Round and find compatible whole numbers in order to estimate products and quotients.
Illustrative Mathematics
Illustrative Mathematics: 5.nbt Elmer's Multiplication Error
Fifth graders are presented with the calculations for a multiplication problem and are asked to explain why the answer is incorrect. They must use estimation, identify the error, show the correct arithmetic, and find the answer another...
CK-12 Foundation
Ck 12: Arithmetic: Decimal Multiplication
[Free Registration/Login may be required to access all resource tools.] Multiply decimals with and without rounding
Shodor Education Foundation
Shodor Interactivate: Estimator Quiz
This activity allows the student to practice estimating the results of addition multiplication and percentage problems. The activity has 3 levels of challenge.
National Council of Teachers of Mathematics
Nctm: Figure This: Beating Heart
Do you know how long it takes your heart to beat 100 times? Test your estimation and number sense skills with this problem-solving challenge. A one-page activity taken from the NCTM Math Challenges for Families Collection. Hints and...
Shodor Education Foundation
Shodor Interactivate: Estimator Four
This applet game for two allows you to practice estimating at several different levels of accuracy. You can choose whole number addition, multiplication, percentages or any combination of the three.
Better Lesson
Better Lesson: Counting Clams a Tidal Flat Adventure
Mathematics has an important role in the real world outside of school. In this lesson, students will learn how scientists use multiplication to estimate animal populations. Included in the lesson are a detailed plan, background knowledge...
ABCya
Ab Cya: Estimating
Soccer Math: Estimating is a fun way for kids to practice estimating sums, differences, products and quotients. There are different levels of difficulty in each exercise making the game appropriate for a variety of students and grades....
Khan Academy
Khan Academy: 2 Step Word Problems
Solve two-step word problems with addition, subtraction, multiplication, and division. Some questions include estimation. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive...
CK-12 Foundation
Ck 12: Arithmetic: Product With Whole Numbers and Fractions
[Free Registration/Login may be required to access all resource tools.] Estimate products of whole numbers multiplied by fractions.
Khan Academy
Khan Academy: Estimating With Multiplying Decimals
Estimating with multiplying decimals. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Multi Step Word Problems With Whole Numbers
Solve multi-step word problems, including estimation. Select the equation that can be used to solve a word problem. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
PBS
Pbs: Count on It!: Episode 201 Math Is Everywhere, Part I
Blossom and Snappy use counting to answer their questions about quantity. They eat popcorn and try to find out who has more. They go to an ice cream shop where they count ice cream containers using multiplication, and they use math to...
Quia
Ixl Learning: Estimate Products
Estimate the product by rounding to the nearest ten before multiplying.
NumberNut
Number Nut: Working Beyond Arithmetic: Fractions and Decimals
Review fraction concepts in this succinct but detailed overview. The lesson highlights decimals, fractions, percentages, estimation, and rounding concepts with related vocabulary. Use the Reciprocal Fraction or Rounding games to practice...