Students find the number of primes between 1 and 100 using a hundreds chart and applying the process of the Sieve of Eratosthenes. Students play the secret number calculator game. She then asks her opponent to guess the number. Play continues until 1 is shown on the calculator, so that the opponent has guessed the secret number. They decide which years in the21st century will be the first 5 palindromes.
Students determine how much money is earned hourly for a job mowing lawns or babysitting.
They find the amount earned for working different numbers of hours. They organize the data in chart or table form. Students use patterns to help them find the value of a point on a number line between two whole numbers when the number line is divided into fractional or decimal parts. Students investigate patterns involving arithmetic operations that can be generalized to a mathematical expression with a variable. Understand and describe the relationships among various representations of patterns and functions.