prompt: Q: What is the result of 35 minus 28? A: 
random_counterfactual.prompt: Q: What is the result of 60 minus 42? A: 
ones_op1_counterfactual.prompt: Q: What is the result of 39 minus 28? A: 
ones_op2_counterfactual.prompt: Q: What is the result of 35 minus 21? A: 
tens_op1_counterfactual.prompt: Q: What is the result of 55 minus 28? A: 
tens_op2_counterfactual.prompt: Q: What is the result of 35 minus 18? A: 
ones_carry_counterfactual.prompt: Q: What is the result of 38 minus 21? A: 
tens_carry_counterfactual.prompt: Q: What is the result of 35 minus 28? A: 