Dinosaurs Subtraction 2 Digit by 2 Digit Regrouping Race uses 36 task cards and is perfect for your math center, to play the game "Scoot" or "Quiz, Quiz Trade", for early finishers, etc. Land on a dinosaur and it chases you back to start. There is a game board, recording sheet, and answer sheet. There are two sets of the same 36 math problems. The 2nd set of double digit subtraction regrouping problems includes a line drawn between the tens and the ones for students who need that support. If lam