Advanced practice
A mixed number is one quantity.
Problem 1 of 5. These items add a second relationship, an error to analyze, or a justification. They are not just longer arithmetic.
How many groups of 1/2 are in 2 1/2?
Support frame: 5/2 × 2/1
A mixed number is one quantity.
Problem 1 of 5. These items add a second relationship, an error to analyze, or a justification. They are not just longer arithmetic.
Support frame: 5/2 × 2/1