Tricks like the butterfly method in fractions should be avoided. What happens if we add three or more fractions? Instead, focus on conceptual understanding.
Bar Model Worksheets-Singapore Math
This post outlines great ways to develop conceptual understanding when solving word problems. Lots of freebies. CGI word problems and Singapore math strategies. Math activities for guided math in
Excellent multiplication array activity Great for use in small group or bulletin board activity.
Math Coach's Corner: What is Singapore Math? Think Singapore math is just bar model drawing?
Part part whole anchor chart math mountain