prompt: Q: How much is 65 minus 28? A: 
random_counterfactual.prompt: Q: How much is 96 minus 49? A: 
ones_op1_counterfactual.prompt: Q: How much is 69 minus 28? A: 
ones_op2_counterfactual.prompt: Q: How much is 65 minus 21? A: 
tens_op1_counterfactual.prompt: Q: How much is 35 minus 28? A: 
tens_op2_counterfactual.prompt: Q: How much is 65 minus 18? A: 
ones_carry_counterfactual.prompt: Q: How much is 67 minus 20? A: 
tens_carry_counterfactual.prompt: Q: How much is 65 minus 28? A: 