prompt: Q: How much is 38 minus 13? A: 
random_counterfactual.prompt: Q: How much is 33 minus 10? A: 
ones_op1_counterfactual.prompt: Q: How much is 37 minus 13? A: 
ones_op2_counterfactual.prompt: Q: How much is 38 minus 15? A: 
tens_op1_counterfactual.prompt: Q: How much is 78 minus 13? A: 
tens_op2_counterfactual.prompt: Q: How much is 38 minus 13? A: 
ones_carry_counterfactual.prompt: Q: How much is 42 minus 17? A: 
tens_carry_counterfactual.prompt: Q: How much is 38 minus 13? A: 