Great resource to use in Math Workshop. Can be used in guided or independent. Task cards use the Incrementation Strategy for Subtraction. Cards are differentiated by color (3 sets of 12). All have the same recording sheet with color to circle to tell the difference.
Cards are differentiated by:
12 cards with No regrouping
12 cards with a Mix of regrouping and no regrouping
12 cards will All regrouping
Answer Key and Student Example included in document.