prompt: The difference between 31 and 10 is: 
random_counterfactual.prompt: The difference between 81 and 26 is: 
ones_op1_counterfactual.prompt: The difference between 32 and 10 is: 
ones_op2_counterfactual.prompt: The difference between 31 and 10 is: 
tens_op1_counterfactual.prompt: The difference between 51 and 10 is: 
tens_op2_counterfactual.prompt: The difference between 31 and 20 is: 
ones_carry_counterfactual.prompt: The difference between 40 and 19 is: 
tens_carry_counterfactual.prompt: The difference between 31 and 10 is: 