prompt: Q: What is 91 minus 85? A: 
random_counterfactual.prompt: Q: What is 79 minus 52? A: 
ones_op1_counterfactual.prompt: Q: What is 98 minus 85? A: 
ones_op2_counterfactual.prompt: Q: What is 91 minus 80? A: 
tens_op1_counterfactual.prompt: Q: What is 91 minus 85? A: 
tens_op2_counterfactual.prompt: Q: What is 91 minus 65? A: 
ones_carry_counterfactual.prompt: Q: What is 97 minus 81? A: 
tens_carry_counterfactual.prompt: Q: What is 91 minus 85? A: 