prompt: The difference between 35 and 28 is: 
random_counterfactual.prompt: The difference between 71 and 37 is: 
ones_op1_counterfactual.prompt: The difference between 39 and 28 is: 
ones_op2_counterfactual.prompt: The difference between 35 and 21 is: 
tens_op1_counterfactual.prompt: The difference between 65 and 28 is: 
tens_op2_counterfactual.prompt: The difference between 35 and 28 is: 
ones_carry_counterfactual.prompt: The difference between 37 and 20 is: 
tens_carry_counterfactual.prompt: The difference between 35 and 28 is: 