Curated Video
Determining the Reasonableness of Sums and Differences Using Benchmark Fractions
In this video, students learn how to determine the reasonableness of sums and differences involving fractions by using benchmark fractions. They are introduced to the concept of benchmark fractions, which are commonly used fractions with...
Curated Video
Estimating to Check the Reasonableness of Your Answer in Word Problems
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...
Curated Video
Estimating and Judging the Reasonableness of Answers
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.
Curated Video
Assessing the Reasonableness of Sums Using Clustering
In this lesson, students will learn how to assess the reasonableness of addition problems by using clustering. By grouping similar-sized numbers together, they can estimate the sum and check if the actual answer is reasonable. This...
Curated Video
Assessing the Reasonableness of Sums Using Regrouping
In this lesson, students will learn to use estimation to check if sums are correct by regrouping numbers and adding them together. This strategy allows them to quickly determine if an answer is reasonable or if further calculations are...
Curated Video
Assessing the Reasonableness of Quotients with Compatible Numbers
In this lesson, students are taught to identify compatible numbers that match with the dividend and divisor, and then make adjustments to the problem to create a more compatible equation. By doing so, students can check if the quotient...
Curated Video
Assessing the Reasonableness of Multiplication Using Rounding
In this lesson, students learn how to assess the reasonableness of multiplication problem answers using rounding. They are taught to round each factor to the leftmost digit and then multiply to check if the answer is close to their...
Curated Video
Assessing the Reasonableness of Multiplication Using Rounding
In this lesson, students will learn how to assess the reasonableness of multiplication problems involving multi-digit and single-digit factors using rounding. By rounding the multi-digit factor and leaving the single-digit factor...
Curated Video
Estimating the Reasonableness of Answers to Word Problems with Mixed Numbers
In this video, the teacher explains how to estimate the reasonableness of answers to word problems involving mixed numbers. The teacher introduces the concept of models, which are pictures that represent fractions, and explains that a...
Curated Video
Reasonableness of Answers Using Rounding
Check for reasonableness of answers using rounding.
Curated Video
Finding the Error in Subtracting Fractions
Find the error in equations when subtracting fractions using benchmark fractions.
Curated Video
Finding the Error in Adding Fractions
Find the error in equations when adding fractions using benchmark fractions.
Curated Video
Assessing the Reasonableness of Sums Using Rounding
In this video, students learn how to assess the reasonableness of sums by using rounding. They are taught to round each number to the nearest place value and then add them together. By comparing the rounded sum with the actual sum,...
Curated Video
Assessing the Reasonableness of Subtraction Using Rounding
In this video lesson, students will learn how to assess the reasonableness of subtraction problems by using rounding. The teacher explains the process of rounding both the minuend and subtrahend to the leftmost place of the smallest...
Curated Video
Assessing the Reasonableness of Products Using Front End Estimation
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...
Curated Video
Estimating Fractions: Assessing Reasonableness in Word Problems
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...
Curated Video
Assessing the Reasonableness of Sums with Rounding
In this video lesson, students will learn how to assess the reasonableness of addition problems by using rounding. The teacher explains the process of rounding each number to the leftmost place of the smallest number and then adding them...
Curated Video
Estimating Reasonableness of Fraction Word Problems using Benchmark 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,...
Curated Video
Assessing the Reasonableness of Subtraction with Rounding
In this lesson, students will learn how to assess the reasonableness of subtraction problems by using rounding. By rounding the numbers to the leftmost digit and subtracting, students can determine if the given answer is reasonable or not.
Curated Video
Estimating and Assessing the Reasonableness of Multiplying Fractions
In this video, students learn how to assess the reasonableness of their answers when multiplying fractions by estimating. They are taught to determine which whole number a fraction is closest to on a number line, and then use that whole...
NUMBEROCK
Multiplying Decimals Song for 5th Grade | How to Multiply by a Decimal Rap
Join NUMBEROCK under the sea and learn how to multiply by a decimal number using number sense to determine where the decimal point belongs in the product. Then take a peak above the sea where a pirate ship is battling it’s way through a...
Imagine Learning Classroom
Learn Zillion: Judge Reasonableness by Estimating
In this lesson, you will learn how to judge the reasonableness of an answer by estimating. [5:02]