prompt: The difference between 91 and 51 is: 
random_counterfactual.prompt: The difference between 84 and 65 is: 
ones_op1_counterfactual.prompt: The difference between 96 and 51 is: 
ones_op2_counterfactual.prompt: The difference between 91 and 50 is: 
tens_op1_counterfactual.prompt: The difference between 61 and 51 is: 
tens_op2_counterfactual.prompt: The difference between 91 and 51 is: 
ones_carry_counterfactual.prompt: The difference between 94 and 55 is: 
tens_carry_counterfactual.prompt: The difference between 91 and 51 is: 