ADDITION AND SUBTRACTION STRATEGIES

Submitted by michellelefrancois on Wed, 08/04/2021 - 16:32

Addition and subtraction may sound easy for middle schoolers, but what if you are missing some digits? What if you want to maximize or minimize a result? This plan focuses on some common types of MATHCOUNTS problems in which Mathletes will need to apply number sense and logic to a variety of scenarios.

Math topic
CCSS (Common Core State Standard)
Difficulty