prompt: Q: What is 60 minus 20? A: 
random_counterfactual.prompt: Q: What is 62 minus 39? A: 
ones_op1_counterfactual.prompt: Q: What is 69 minus 20? A: 
ones_op2_counterfactual.prompt: Q: What is 60 minus 20? A: 
tens_op1_counterfactual.prompt: Q: What is 70 minus 20? A: 
tens_op2_counterfactual.prompt: Q: What is 60 minus 10? A: 
ones_carry_counterfactual.prompt: Q: What is 60 minus 28? A: 
tens_carry_counterfactual.prompt: Q: What is 60 minus 20? A: 