prompt: Q: How much is 85 minus 20? A: 
random_counterfactual.prompt: Q: How much is 65 minus 61? A: 
ones_op1_counterfactual.prompt: Q: How much is 87 minus 20? A: 
ones_op2_counterfactual.prompt: Q: How much is 85 minus 24? A: 
tens_op1_counterfactual.prompt: Q: How much is 95 minus 20? A: 
tens_op2_counterfactual.prompt: Q: How much is 85 minus 20? A: 
ones_carry_counterfactual.prompt: Q: How much is 94 minus 29? A: 
tens_carry_counterfactual.prompt: Q: How much is 85 minus 20? A: 