prompt: The difference between 78 and 72 is: 
random_counterfactual.prompt: The difference between 27 and 20 is: 
ones_op1_counterfactual.prompt: The difference between 77 and 72 is: 
ones_op2_counterfactual.prompt: The difference between 78 and 72 is: 
tens_op1_counterfactual.prompt: The difference between 88 and 72 is: 
tens_op2_counterfactual.prompt: The difference between 78 and 62 is: 
ones_carry_counterfactual.prompt: The difference between 81 and 75 is: 
tens_carry_counterfactual.prompt: The difference between 78 and 72 is: 