prompt: The difference between 91 and 88 is: 
random_counterfactual.prompt: The difference between 89 and 57 is: 
ones_op1_counterfactual.prompt: The difference between 99 and 88 is: 
ones_op2_counterfactual.prompt: The difference between 91 and 80 is: 
tens_op1_counterfactual.prompt: The difference between 91 and 88 is: 
tens_op2_counterfactual.prompt: The difference between 91 and 28 is: 
ones_carry_counterfactual.prompt: The difference between 98 and 85 is: 
tens_carry_counterfactual.prompt: The difference between 91 and 88 is: 