Curated OER
Double Your Money
What a creative way to delve into adding large numbers! After listening to a story called The King's Chessboard, learners estimate how much money they would have each day following instructions based on doubling and exponentially...
Mathematics Assessment Project
Modeling: Making Matchsticks
Math: The only subject where the solution to a problem is seven million matches. Young scholars first complete an assessment task estimating the number of matches they can make from a tree of given dimensions. They then evaluate provided...
Curated OER
Around and Around We Go: Rounding Activity
In this rounding worksheet, students put a check mark in the appropriate place to tell whether numbers have been rounded correctly, then complete 2 additional problems.
Curated OER
Estimating
In this math estimating to the nearest thousand worksheet, students use their math skills to round 10 numbers to the nearest thousand.
Curated OER
Estimating 3
In this math estimating to the nearest ten worksheet, students use their math skills to round 10 numbers to the nearest ten.
Curated OER
Estimating
In this math estimating to the nearest thousand activity, students use their math skills to round 10 numbers to the nearest hundred.
Illustrative Mathematics
Estimating Square Roots
No calculators! Assure your learners that they can find the square root of a large number. All they need are two known squares close by and a table. Come up with an additional practice and your number crunchers will have it mastered in...
Curated OER
Dinosaur Math
Students read How to Train with a T.Rex and Win 8 Gold Medals and solve math problems. In this dinosaur math lesson, students write a math story to go with the dinosaur story. Students discuss the needed strategies. Students complete a...
Curated OER
Book Title: Great Estimations
Explore estimation with your math class. They will estimate how many Cheerios are in a box. Then count and group 50 Cheerios on a twist tie and attach groups to represent hundreds. They then discuss and practice skip counting and revise...
Curated OER
Round Decimals to the Nearest Whole Number
In this rounding to nearest whole numbers instructional activity, students round off decimals to the nearest whole number. Answers are included on page 2.
Curated OER
Year 5, Term 2, Unit 7
Here is a challenging presentation which should be tough for even your top math learners. In it, pupils view 86 slides which take them through many mathematical concepts such as doubling, halving, decimals, word problems, and converting...
Curated OER
Estimation Using Goldfish Crackers: Math
Second graders explore estimation and rounding concepts using goldfish crackers and a song! They solve problems by estimating and rounding numbers and pick numbers within reason to represent certain objects.
Curated OER
Rounding Decimals to Whole Numbers (J)
In this rounding practice worksheet, students sharpen their math skills as they round 60 four-digit decimal numbers to the nearest whole numbers.
Curated OER
Rounding to the nearest ten
In this rounding to the nearest ten worksheet, 4th graders round 15 two digit numbers to the nearest tens place by filling in the blank.
Curated OER
Round to the Nearest Ten
In this rounding worksheet, students solve 6 story problems in which two digit numbers will be rounded to the nearest ten. There are no examples on this page.
Curated OER
Rounding to the Nearest Hundred
In this rounding worksheet, students round a set of 18 numbers to the nearest hundred. Numbers are all 3 digit or 4 digit. There are five rows of three numbers.
Curated OER
Round Whole Numbers to Nearest Hundreds
In this rounding whole numbers worksheet, students round a set of 18 numbers to the nearest hundred. Answers are included on page 2.
Curated OER
One Hundred Chart Rounding
In this rounding worksheet, students round one side of a hundreds chart up and the other side down. A website reference for additional resources is given.
Curated OER
Numbers - Round Up to the Nearest Thousand
In this number sense worksheet, 3rd graders round up 10 numbers to the nearest thousands. They round numbers in the hundreds, thousands. and ten thousands.
CK-12 Foundation
Problem Solving Plan, Estimation with Decimals: Shopping
Mathematicians go on a virtual shopping trip in an interactive designed to boost the concept of estimation. Scholars read and answer five questions—multiple-choice, true or false, and a discussion—with help from a drag-and-drop shopping...
Illustrative Mathematics
Hand Span Measures
How long is your hand span? Young mathematicians measure their hand span from pinky tip to thumb tip using a centimeter ruler. After rounding to the nearest whole centimeter, learners plot their data on a line plot.
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...
Math Doctor
Chapter 5: Decimal Notation
Explore all things decimal in this thorough series of introduction activities. Including scripting for the teacher and detailed descriptions and examples, the plan begins by reviewing the basics of place value and writing fractions as...
Illustrative Mathematics
How Many Cells Are in the Human Body?
Investigating the large numbers of science is the task in a simple but deep activity. Given a one-sentence problem set-up and some basic assumptions, the class sets off on an open-ended investigation that really gives some context to all...