prompt: Q: How much is 74 minus 40? A: 
random_counterfactual.prompt: Q: How much is 87 minus 30? A: 
ones_op1_counterfactual.prompt: Q: How much is 74 minus 40? A: 
ones_op2_counterfactual.prompt: Q: How much is 74 minus 41? A: 
tens_op1_counterfactual.prompt: Q: How much is 54 minus 40? A: 
tens_op2_counterfactual.prompt: Q: How much is 74 minus 40? A: 
ones_carry_counterfactual.prompt: Q: How much is 81 minus 47? A: 
tens_carry_counterfactual.prompt: Q: How much is 74 minus 40? A: 