This fun and active maths lesson for Key Stage 3 students involves measuring, estimating and calculating, and contains a great lesson idea for use in lesson planning.



Maths teacher Katie Slusar asks her Year 7 class at...

In this math shorts, we’ll estimate an irrational square root using a number line and perfect squares! Watch how we find which perfect squares a non-perfect square root falls between — and how to decide which it’s closest...

In this video, the teacher explains how to make estimates about a population with an unknown characteristic by using the mean of multiple samples. The teacher demonstrates the process of setting up a proportion and calculating the mean,...

In this video lesson, students will learn how to read graphs by estimating between grid lines. The teacher emphasizes the importance of units and scale when interpreting graphs and provides a method for making accurate estimates. Through...

In this lesson, mathematicians will learn how to judge the reasonableness of an answer by estimating. They will understand that estimation involves rounding numbers to simplify calculations and obtain approximate solutions.

This video teaches students how to determine if their answers make sense by using estimation before solving problems. It emphasizes the importance of understanding units and thinking about the context of the problem to avoid making...

MacDonald wants to buy grain to feed his 4 horses. He went to the shop where they sell grain in bags of 6 pounds each. A horse needs at least 8 pounds of grain. He wasn’t sure how many bags he should buy….but he estimated that he will...

MacDonald wants to buy grain to feed his 4 horses. He went to the shop where they sell grain in bags of 6 pounds each. A horse needs at least 8 pounds of grain. He wasn’t sure how many bags he should buy….but he estimated that he will...

In this video, the teacher explains how to use estimation to check if an answer is reasonable. They demonstrate how to round numbers and use compatible numbers to make estimations in different math problems.

Recognize estimation and estimate sums using rounding.

In this video, students will learn how to estimate the answer to a word problem and check the reasonableness of their answer. The video covers different estimation strategies such as rounding, clustering, using friendly numbers, and...

In this video, the teacher explains how to use estimation to find the answer to division problems. They demonstrate the process of breaking down challenging problems into smaller parts and using estimation to get an approximate answer.

In this video, students are taught to round the lead digit to the nearest hundred and then add the rounded numbers to get an estimated sum. By comparing this estimate with the actual sum, students can determine if their answer is...

In this video, the teacher explains how to solve multi-step word problems using front-end estimation. They demonstrate how to determine the two highest place values in a number and use them to estimate the answer.

Inches, Feet and Yards - Estimating Length | Measurement for Kids | 2nd Grade Math If there is a distance, we find the length of it. We want to know how far a thing is or what’s the length of it. Now length can be measured in three...

This video lesson teaches students how to estimate and solve real-world fraction problems using area models. It provides examples and step-by-step instructions on how to calculate, estimate, and compare fractions.

In this video lesson, students learn how to estimate the reasonableness of answers to fraction word problems by using benchmark fractions. The teacher explains the concept of benchmark fractions and demonstrates how to calculate,...

In this video lesson, students will learn how to estimate fractions to the nearest half by placing them on a number line. By understanding the concept of estimating and identifying the closest round value, students can quickly compute...

In this lesson, students will learn how to estimate the solution of a system of equations by graphing. They will review the concept of intercepts and how to find them. By graphing the equations and identifying the point of intersection,...

In this video, the teacher explains how to estimate the number of cubic centimeters of water that flow over Niagara Falls in a year using scientific notation. The lesson covers multiplying numbers in scientific notation and emphasizes...

In this lesson, students learn how to estimate solutions to multistep story problems by rounding. They are taught the concept of rounding and how to use benchmark numbers to determine whether a number should be rounded up or down.

In this video, the teacher guides students through the process of estimating and solving word problems involving fractions. They explain the concept of benchmark fractions and demonstrate how to use mental estimation to arrive at...

In this video, the teacher explains the concept of estimation and how to estimate the length of an object by comparing it to other objects. The teacher provides examples using body parts as reference points for estimation, and also...

In this lesson, students will learn how to assess the reasonableness of multiplication problem answers using front end estimation. They will practice keeping the first digit of both factors the same and then multiplying to check if the...