prompt: The difference between 24 and 15 is: 
random_counterfactual.prompt: The difference between 81 and 28 is: 
ones_op1_counterfactual.prompt: The difference between 27 and 15 is: 
ones_op2_counterfactual.prompt: The difference between 24 and 13 is: 
tens_op1_counterfactual.prompt: The difference between 74 and 15 is: 
tens_op2_counterfactual.prompt: The difference between 24 and 15 is: 
ones_carry_counterfactual.prompt: The difference between 29 and 10 is: 
tens_carry_counterfactual.prompt: The difference between 24 and 15 is: 