prompt: The difference between 91 and 10 is: 
random_counterfactual.prompt: The difference between 71 and 22 is: 
ones_op1_counterfactual.prompt: The difference between 94 and 10 is: 
ones_op2_counterfactual.prompt: The difference between 91 and 10 is: 
tens_op1_counterfactual.prompt: The difference between 31 and 10 is: 
tens_op2_counterfactual.prompt: The difference between 91 and 20 is: 
ones_carry_counterfactual.prompt: The difference between 100 and 19 is: 
tens_carry_counterfactual.prompt: The difference between 91 and 10 is: 