Click on this website: http://www.brainpop.com/math/numbersandoperations/rounding/
From this website, Click on "Enter Code"
Type in "lamaster1516"
Enter:
Username: your student ID# (lunch number)
Password: your birthdate (10062007)
2.http://www.softschools.com/math/addition/3_digit_addition/3_digit_addition_with_regrouping/
From this website, Click on "Enter Code"
Type in "lamaster1516"
Enter:
Username: your student ID# (lunch number)
Password: your birthdate (10062007)
2.http://www.softschools.com/math/addition/3_digit_addition/3_digit_addition_with_regrouping/