prompt: Q: What is 81 minus 25? A: 
random_counterfactual.prompt: Q: What is 31 minus 11? A: 
ones_op1_counterfactual.prompt: Q: What is 87 minus 25? A: 
ones_op2_counterfactual.prompt: Q: What is 81 minus 20? A: 
tens_op1_counterfactual.prompt: Q: What is 61 minus 25? A: 
tens_op2_counterfactual.prompt: Q: What is 81 minus 75? A: 
ones_carry_counterfactual.prompt: Q: What is 89 minus 23? A: 
tens_carry_counterfactual.prompt: Q: What is 81 minus 25? A: 