prompt: Q: How much is 43 minus 42? A: 
random_counterfactual.prompt: Q: How much is 85 minus 27? A: 
ones_op1_counterfactual.prompt: Q: How much is 45 minus 42? A: 
ones_op2_counterfactual.prompt: Q: How much is 43 minus 40? A: 
tens_op1_counterfactual.prompt: Q: How much is 73 minus 42? A: 
tens_op2_counterfactual.prompt: Q: How much is 43 minus 32? A: 
ones_carry_counterfactual.prompt: Q: How much is 50 minus 49? A: 
tens_carry_counterfactual.prompt: Q: How much is 43 minus 42? A: 