Subtracting Mixed Numbers Using the Decomposition Strategy
Teach your students to subtract mixed numbers with like denominators using the strategy of decomposition. This strategy helps students to manipulate and break down numbers to help them solve tricky subtraction problems.
Empower students to think like mathematicians by having them create word problems related to subtracting mixed numbers. Use this lesson on its own or as support to the lesson Subtracting Mixed Numbers Using the Decomposition Strategy.
Your students will use this placemat to demonstrate subtracting mixed numbers by modeling the minuend, subtracting the subtrahend, and modeling the difference.
Uh oh! What happens when dad comes home and eats the leftover pizza? Students will practice solving word problems that require mixed number subtraction by using visual solution models.