prompt: Q: How much is 60 minus 40? A: 
random_counterfactual.prompt: Q: How much is 74 minus 71? A: 
ones_op1_counterfactual.prompt: Q: How much is 63 minus 40? A: 
ones_op2_counterfactual.prompt: Q: How much is 60 minus 40? A: 
tens_op1_counterfactual.prompt: Q: How much is 70 minus 40? A: 
tens_op2_counterfactual.prompt: Q: How much is 60 minus 40? A: 
ones_carry_counterfactual.prompt: Q: How much is 66 minus 49? A: 
tens_carry_counterfactual.prompt: Q: How much is 60 minus 40? A: 