prompt: Q: How much is 81 minus 12? A: 
random_counterfactual.prompt: Q: How much is 18 minus 14? A: 
ones_op1_counterfactual.prompt: Q: How much is 87 minus 12? A: 
ones_op2_counterfactual.prompt: Q: How much is 81 minus 10? A: 
tens_op1_counterfactual.prompt: Q: How much is 71 minus 12? A: 
tens_op2_counterfactual.prompt: Q: How much is 81 minus 22? A: 
ones_carry_counterfactual.prompt: Q: How much is 89 minus 10? A: 
tens_carry_counterfactual.prompt: Q: How much is 81 minus 12? A: 