Curated OER
Who Wants to Win Millions: Estimation and Rounding
Rounding numbers can be fun using this game. Learners estimate and round numbers to the tens, hundreds, and thousands using this presentation. What a clever way to review this concept.
Curated OER
Number Round-Up
In this math worksheet, learners practice rounding numbers to the nearest ten, hundred, or thousand in sets of twelve. They round their ages to the nearest ten, and round a 5 digit number to the nearest ten, hundred, thousand, and ten...
Curated OER
Completing the Next Hundred
In this hundreds worksheet, students fill in the missing addend and complete the hundred numbers at the end of the problems. Students complete 3 sets of problems.
Curated OER
One Hundred: Draw Pictures or Write
For this math and writing worksheet, students choose to draw pictures or write about the given four topics: 100 dollars, 100 pounds, 100 miles and 100 years.
Curated OER
Three-Digit Patterns
Second graders complete patterns. In this basic problem solving worksheet, 2nd graders continue 6 number patterns. This would be a perfect homework assignment after a lesson on number patterns.
Curated OER
Ordering Numbers to 100 (A)
In this mathematics worksheet, students identify that the spiders have mixed up five lists of numbers. They re-write each set of numbers from least to greatest,
Curated OER
The Hundreds Board
Students explore the concept of multiples and use a hundreds board to add numbers and then graph them. Afterward, they use the sieve of Eratosthenes to identify prime numbers and discover how numbers change when you add or subtract by ten.
Curated OER
List 2 Word Search Puzzle
In this mathematics terminology worksheet, students identify and locate various words related to mathematics and measurement. There are eight words to locate in the puzzle.
Colby College
Spanish Language & Culture: 100 1000 (Part 1)
Practice spelling the Spanish numbers 100-1000. Transform the numerals to numbers that you place in front of the names of different zoo animals. Great practice with changing the endings on hundreds and the number one to match the nouns...
Colby College
Spanish Language & Culture: 100 1000 (Part 2)
Listen and write the numerals for the Spanish numbers 100-1000. Students may check answers at the end of the exercise.
Study Languages
Study Spanish: Cardinal Numbers: 31 1000
This site is a lesson on the cardinal numbers 31-1000 with an explanation of how to change the hundreds to match the nouns they modify.A quiz follows the lesson to test the student's comprehension of these cardinal numbers.
Purple Math
Purplemath: Rounding and Significant Digits
Explains how to round to a given number of "significant digits".
ClassFlow
Class Flow: Place Value and Numeration
[Free Registration/Login Required] This flipchart identifies the actual values of numerals in the place value system. Students will be able to identify and understand the concept of ones, tens, hundreds and thousands.
ClassFlow
Class Flow: Place Value Introduction
[Free Registration/Login Required] This flipchart uses storytelling to appeal to the imagination of the child. It serves as an introduction to further exploration in numeration.
ClassFlow
Class Flow: Math Templates
[Free Registration/Login Required] A group of math templates including a blank calendar, a hundreds board you can use for number patterns (only colors the square you click on), an invisible numbers 100s chart, a blank 10 x10 graph/grid,...
Purple Math
Purplemath: Rounding Numbers
Reviews how to round numbers to a given place or number of decimal places.
Other
100th Day of School Activities
These mostly math-related activities are for elementary teachers to celebrate the 100th day of school.
abcteach
Abcteach: 100 Days of School Poem
The PDF document features a poem about reaching the 100th day of school.