Scholastic
Study Jams! Estimate Whole Numbers
Expand on prior knowledge of place value to teach your class how to round whole numbers. This essential skill is explained with the help of a number line before introducing the explicit rules for rounding numbers up and down. Work...
Scholastic
Study Jams! Estimate Whole Numbers
Watch animated slides as RJ explains how to round numbers to the nearest ten and thousand. Viewers then get a chance to try it themselves.
Curated OER
Using a Round-O-Meter to Estimate
Explore the concept of rounding numbers to the nearest dollar or dime. Youngsters use a "round-o-meter" to determine which direction to round a number. They make round-o-meters out of a piece of paper, a piece of string, and a paper clip.
Curated OER
Study Buddies: Multiplying by Two-Digit Numbers
Learners solve a multiplication problem in which they must multiply two 2-digit numbers with the help of a "Coach". Pupils follow a step-by step process and notes are provided for the coach.
Curated OER
Estimating with Rational Numbers
Students explore the concept of rounding. In this rounding lesson, students round fractions and mixed numbers. Students estimate the sums, differences, products, and quotients of rounded fractions and mixed numbers.
Curated OER
Rounding Whole Numbers; Estimating Sums And Differences
In this rounding whole numbers and estimating sums and differences worksheet, students problem solve and calculate the answers to forty two mathematical equations.
Silver Burdett Ginn
Study Buddies: Multiplying Whole Numbers And Fractions
Budding math buddies work together to multiply fractions by whole numbers. All of the problems involve real-life applications, making this an extension of simply practicing the skills. Knowledge will be multiplied by completing this...
Curated OER
Problem Solving: Estimate or Exact?
In this number sense worksheet, 5th graders solve 6 word problems and explain why the answer makes sense. They use either estimated numbers or exact numbers as they solve the problems.
Curated OER
Rounding and Subtracting
Common Core is all about getting your learners to open their minds and think about the why and how. This problem has them thinking about unknown numbers and their relationship with one another when we round and subtract. They will have...
EngageNY
Dividing Multi-Digit Numbers Using the Algorithm
Scholars learn to divide multi-digit numbers using the standard algorithm in the 14th installment in a module of 21 parts. They get plenty of practice with the algorithm by completing a worksheet.
Curated OER
Estimating Solutions to Word Problems
Learners use estimation to determine the answers to word problems by rounding whole numbers. In this estimation lesson plan, pupils compare and contrast solutions using the best answer.
Curated OER
Recognizing Exact Numbers or Estimates
In this estimation instructional activity, students read a word problem about the Lincoln Memorial and then answer 4 fill in the blank questions where they decide whether they need to use an exact number or an estimate to answer each...
Curated OER
Study Buddies: Dividing by Two-Digit Numbers/One-Digit Quotients
For this math worksheet, students will work with a coach to solve a two-digit division problem. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Two-Digit Quotients
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.
EngageNY
Sampling Variability
Work it out — find the average time clients spend at a gym. Pupils use a table of random digits to collect a sample of times fitness buffs are working out. The scholars use their random sample to calculate an estimate of the mean of the...
Curated OER
Multiplying Mixed Numbers
In this multiplying mixed numbers worksheet, young scholars with a partner problem solve and calculate the answers to ten word problems and mathematical equations.
Curated OER
Rounding Numbers
In this rounding numbers worksheet, students, with a partner, problem solve and calculate the answers to eighteen mathematical exercises.
Curated OER
Estimating Solutions
Finding approximate solutions to word problems allows users to assess the reasonableness of their answers. In a well-paced instructional activity, the class rounds numbers to estimate the solutions. They explain their thinking and...
Curated OER
Everyday Mathematics: Ballpark Estimates
In this estimating practice activity, students sharpen their math skills as they learn how to make likely estimates and try the 2 extra practice activities.
Curated OER
Rounding Decimals to Tenths (A)
In this mathematics learning exercise, students round the decimal numbers listed to the nearest tenth place. There are 60 problems to solve on the sheet.
Curated OER
Estimating Quotients
Put down those calculators! Show scholars they can solve division problems mentally using rounding strategies. They divide four-digit dividends by one-digit divisors, competing 26 problems in all. The first eight have some scaffolding...
Curated OER
Rounding
First graders round to estimate greater sums. After a lecture/demo, 1st graders complete a web lesson on estimation. They practice rounding to the nearest hundred using a restaurant take-out menu.
Curated OER
Estimating Differences of Money
When it comes to money math, show scholars that estimation is their best friend. They round money values to the closest dollar, 10 dollar, and 100 dollar increments, solving 19 addition and subtraction problems with approximate answers....
Curated OER
Estimating Products
Multiplication on the fly becomes easy with the magic of estimating! Scholars round numbers up to four digits to complete multiplication problems without a calculator. They write in the new factors and the approximate product for the...