Curated OER
Estimating Sums of Money
By rounding, scholars find that adding money amounts becomes a breeze! They round two and three-digit numbers (with decimals) in these addition problems to get approximate sums. For each, mathematicians write the new addition equation...
Curated OER
Estimating Sums and Differences
Work on rounding, estimating, adding, and subtracting with a helpful math instructional activity! Fifth graders study different sets of addition and subtraction problems, and after rounding each number to the leading digit, they estimate...
EngageNY
Estimating Centers and Interpreting the Mean as a Balance Point
How do you balance a set of data? Using a ruler and some coins, learners determine whether the balance point is always in the middle. Through class and small group discussions, they find that the mean is the the best estimate of the...
Curated OER
Estimating With Decimals
In this math instructional activity, students complete 14 problems where they estimate money amounts and multiplication products using numbers with decimals. Examples are provided in this well-designed instructional activity.
Curated OER
Rounding Riddles
For this math worksheet, students solve seven riddles. Each riddle describes a number and involves rounding. Students round numbers in the riddle to find the solution.
Curated OER
The Christmas Shoppe: Money Activity
In this Christmas money activity learning exercise, students use a chart of Christmas Shoppe Sales to answer 4 questions involving estimating, calculating, finding mean and sales amounts.
Curated OER
Probability Games and Activities, Unit 10
Looking for tangible ways to practice probability with your class? Through 4 activities, students practice with experimental probability, using math to make educated guesses, then testing it through physically completing the experiment....
Curated OER
Estimating the Cost of Shopping
In this math instructional activity, students choose 20 items from a shopping list that includes the price of each food. Students estimate the cost of the list and then figure out the actual cost.
Curated OER
Jobs and Salaries
In this economics worksheet, students look for the budgets and go through the practical activities of maintaining a monthly expense sheet.