prompt: Q: What is 68 minus 63? A: 
random_counterfactual.prompt: Q: What is 28 minus 13? A: 
ones_op1_counterfactual.prompt: Q: What is 66 minus 63? A: 
ones_op2_counterfactual.prompt: Q: What is 68 minus 62? A: 
tens_op1_counterfactual.prompt: Q: What is 98 minus 63? A: 
tens_op2_counterfactual.prompt: Q: What is 68 minus 13? A: 
ones_carry_counterfactual.prompt: Q: What is 73 minus 68? A: 
tens_carry_counterfactual.prompt: Q: What is 68 minus 63? A: 