prompt: Q: How much is 91 minus 85? A: 
random_counterfactual.prompt: Q: How much is 68 minus 25? A: 
ones_op1_counterfactual.prompt: Q: How much is 98 minus 85? A: 
ones_op2_counterfactual.prompt: Q: How much is 91 minus 80? A: 
tens_op1_counterfactual.prompt: Q: How much is 91 minus 85? A: 
tens_op2_counterfactual.prompt: Q: How much is 91 minus 55? A: 
ones_carry_counterfactual.prompt: Q: How much is 97 minus 81? A: 
tens_carry_counterfactual.prompt: Q: How much is 91 minus 85? A: 