prompt: Q: What is the result of 91 minus 48? A: 
random_counterfactual.prompt: Q: What is the result of 81 minus 10? A: 
ones_op1_counterfactual.prompt: Q: What is the result of 99 minus 48? A: 
ones_op2_counterfactual.prompt: Q: What is the result of 91 minus 40? A: 
tens_op1_counterfactual.prompt: Q: What is the result of 71 minus 48? A: 
tens_op2_counterfactual.prompt: Q: What is the result of 91 minus 68? A: 
ones_carry_counterfactual.prompt: Q: What is the result of 99 minus 46? A: 
tens_carry_counterfactual.prompt: Q: What is the result of 91 minus 48? A: 