Curated OER
Countdown Challenge: Tricks for Finding Multiples of 3 and 4
In this tricks for finding multiples instructional activity, learners explore rules of divisibility. They compute the sum of the digits to determine if a number is divisible by three. Additionally, students identify the last two digits...
Curated OER
PASS-N-PRAISE
Fifth graders take turns explaining, orally and in writing, how to solve multiplication problems that contain no more than three digit by two-digit numbers.
Curated OER
Patterns in Pascal's Triangle
Students examine the patterns that exist in Pascal's Triangle. They explore multiples and factors. Sudents use an applet to create and color the multiples in Pascal's Triangle.