prompt: Q: How much is 38 minus 11? A: 
random_counterfactual.prompt: Q: How much is 81 minus 12? A: 
ones_op1_counterfactual.prompt: Q: How much is 34 minus 11? A: 
ones_op2_counterfactual.prompt: Q: How much is 38 minus 16? A: 
tens_op1_counterfactual.prompt: Q: How much is 38 minus 11? A: 
tens_op2_counterfactual.prompt: Q: How much is 38 minus 21? A: 
ones_carry_counterfactual.prompt: Q: How much is 46 minus 19? A: 
tens_carry_counterfactual.prompt: Q: How much is 38 minus 11? A: 