prompt: Q: What is 42 minus 40? A: 
random_counterfactual.prompt: Q: What is 27 minus 19? A: 
ones_op1_counterfactual.prompt: Q: What is 43 minus 40? A: 
ones_op2_counterfactual.prompt: Q: What is 42 minus 41? A: 
tens_op1_counterfactual.prompt: Q: What is 72 minus 40? A: 
tens_op2_counterfactual.prompt: Q: What is 42 minus 10? A: 
ones_carry_counterfactual.prompt: Q: What is 51 minus 49? A: 
tens_carry_counterfactual.prompt: Q: What is 42 minus 40? A: 