prompt: Q: How much is 56 minus 15? A: 
random_counterfactual.prompt: Q: How much is 89 minus 21? A: 
ones_op1_counterfactual.prompt: Q: How much is 58 minus 15? A: 
ones_op2_counterfactual.prompt: Q: How much is 56 minus 11? A: 
tens_op1_counterfactual.prompt: Q: How much is 36 minus 15? A: 
tens_op2_counterfactual.prompt: Q: How much is 56 minus 25? A: 
ones_carry_counterfactual.prompt: Q: How much is 60 minus 19? A: 
tens_carry_counterfactual.prompt: Q: How much is 56 minus 15? A: 