Double Trouble is a talk frame task for sixth graders. Students are given two conjectures on multiplication, that when you multiply by three, you double the number and add another number, and that when you multiply by four, you add two doubles of the number together. Students are asked to provide a critique using argumentation language on if the reasoning works and a claim.

Microsoft Word version: 6_double-trouble_FINAL

PDF version: 6_double-trouble_FINAL