Curated OER
Unit 2: Factors
In this factors worksheet, students identify prime numbers. They use a Sieve of Eratosthenes to identify prime numbers. Students complete factor trees and explore perfect numbers. This factoring unit contains eight pages. Each page...
Curated OER
Multiplication: Finding Missing Numbers
In this multiplication worksheet, students solve 78 multiplication problems in which one of the factors is missing. Worksheet is in graphic organizer form, 3x3 rows.