prompt: The difference between 68 and 29 is: 
random_counterfactual.prompt: The difference between 64 and 54 is: 
ones_op1_counterfactual.prompt: The difference between 69 and 29 is: 
ones_op2_counterfactual.prompt: The difference between 68 and 23 is: 
tens_op1_counterfactual.prompt: The difference between 48 and 29 is: 
tens_op2_counterfactual.prompt: The difference between 68 and 59 is: 
ones_carry_counterfactual.prompt: The difference between 69 and 20 is: 
tens_carry_counterfactual.prompt: The difference between 68 and 29 is: 