Worksheet
Curated OER

Estimation in Real Life Problems

For Students 4th - 5th
In this estimating measurements worksheet, students solve 15 real life application problems. Students estimate heights and sizes of objects and figure out if estimated numbers are reasonable. This page is intended to be an online...
Activity
Census at School

Just How Old Are You?

For Teachers Pre-K - 6th
Do you know how old you are in seconds, minutes, days, weeks, or months? This intriguing question is presented as a way for learners to estimate in units of time. They'll build a better sense of what each increment of time is as they...
Worksheet
Curated OER

Customary Units of Length

For Students 3rd - 5th
In this customary length worksheet, students solve 4 problems where they must choose the better estimate of length. Students solve 12 problems where they must compare, convert and order customary lengths.
Worksheet
Curated OER

Equal Estimates- Decimals

For Students 3rd - 5th
In this decimal estimation instructional activity, learners estimate a set of addition and subtraction problems, rounding to the nearest whole number, then place each problem in the box that contains its estimated sum or difference.
Worksheet
Curated OER

Estimate Differences

For Students 4th - 5th
In this estimation worksheet, students solve a total of 6 word problems that involve rounding to a given place value and estimating.
Worksheet
Curated OER

Estimate Differences

For Students 4th - 5th
In this estimating differences worksheet, students estimate differences by rounding to the nearest hundred. Answers are included on page 2.
Worksheet
Curated OER

Estimated Distances

For Students 3rd - 5th
In this estimating distances activity, students examine a mileage table and respond to 6 questions that require them to use their subtraction skills.
Worksheet
Curated OER

Estimate the Sum

For Students 3rd - 4th
In this estimating instructional activity, students round numbers to the nearest ten and estimate sums in a total of 9 problems. Answers are included on page 2.
Worksheet
Curated OER

Estimate the Sum

For Students 4th - 5th
For this estimating sums worksheet, students round each number in addition problems to the nearest hundred and solve. Answers are included on page 2.
Worksheet
Curated OER

Estimate the Sum

For Students 3rd - 4th
In this rounding to find the sums instructional activity, students round to the nearest thousandths and add. Students solve nine problems. 
Worksheet
Curated OER

Estimate Division

For Students 3rd - 5th
For this estimate division worksheet, students estimate by rounding each number in a division problem to the nearest ten. Answers are included on page 2.
Worksheet
Curated OER

Estimate Products

For Students 4th - 5th
In this estimating products worksheet, students round factors in problems to the nearest ten and solve. Answers are included on page 2.
Worksheet
Curated OER

Worksheet 19

For Students 11th - Higher Ed
In this math worksheet, students try to fit a line to a set of data. Then they use the least squares method is based on minimizing the sum of the squares of the errors.
Worksheet
Curated OER

Estimate Weight or Volume

For Students 5th
In this estimation with weight and volume worksheet, 5th graders solve and complete 6 problems that include estimating objects. First, they determine which item illustrated weighs more. Then, students determine which figure illustrated...
Worksheet
Curated OER

Estimate the Number of Objects

For Students 7th
In this estimating the number of objects activity, 7th graders complete 12 different problems that include estimation of numbers. First, they guess how many of each object there is in each problem. Then, students check their work by...
Lesson Plan
Curated OER

Mystery Stars: Estimating Whole Numbers Using Fractions Shown on Sectors of a Circle

For Teachers 4th - 5th
In this set of fraction worksheets, learners cut out 6 pages of circles that show fractions with stars covering different sections of circles. They show one section of the circle in order to estimate the whole number of stars by looking...
Worksheet
Curated OER

Estimate the Proper Fractions

For Students 3rd - 5th
In this estimation worksheet, students estimate 7 given fractions to the nearest whole number. Answers are included on page 2.
Worksheet
Curated OER

Estimate to the Nearest Ten

For Students 2nd - 4th
In this estimation worksheet, students estimate a set of 10 numbers to the nearest 10. A reference website for additional resources is given.
Lesson Plan
Curated OER

Money and Change

For Teachers 3rd - 4th
In this money and change worksheet, students read about multiplying with money, then solve 4 problems, estimating first. Students then study 3 charts and write number sentences.
Worksheet
Curated OER

Estimate and Check

For Students 2nd - 3rd
In this estimation worksheet, students estimate numbers of items shown in pictures, then circle given groups of items, count and write totals. 
Worksheet
Math Mammoth

Measuring Length: Metric

For Students 3rd
In this mathematics learning exercise, 3rd graders draw lines for each measurement. Then they measure the lines to the nearest centimeter. Students also use a ruler, a measuring tape, and measure small items and longer items.
Worksheet
Curated OER

Find the Missing Products

For Students 3rd - 4th
In this multiplication learning exercise, students solve 40 problems in which two and three digit numbers are multiplied by single digits. Students are encouraged to use estimation to do mental math. This page is intended as an online...
Worksheet
Curated OER

Dot's Dot

For Students 3rd - 4th
In this math estimation worksheet, learners estimate how many centimeters it is from each dot in a dot to dot puzzle. Students then use a ruler to measure exactly.
Worksheet
Curated OER

Problem-Solving Decisions: Estimates or Exact Answers

For Students 4th - 5th
For this problem solving worksheet, students examine 2 math word problems taking care to decide whether they should estimate answers or find exact answers