prompt: Q: How much is 40 minus 13? A: 
random_counterfactual.prompt: Q: How much is 53 minus 44? A: 
ones_op1_counterfactual.prompt: Q: How much is 47 minus 13? A: 
ones_op2_counterfactual.prompt: Q: How much is 40 minus 10? A: 
tens_op1_counterfactual.prompt: Q: How much is 80 minus 13? A: 
tens_op2_counterfactual.prompt: Q: How much is 40 minus 23? A: 
ones_carry_counterfactual.prompt: Q: How much is 49 minus 12? A: 
tens_carry_counterfactual.prompt: Q: How much is 40 minus 13? A: 