prompt: Q: How much is 71 minus 42? A: 
random_counterfactual.prompt: Q: How much is 93 minus 34? A: 
ones_op1_counterfactual.prompt: Q: How much is 76 minus 42? A: 
ones_op2_counterfactual.prompt: Q: How much is 71 minus 40? A: 
tens_op1_counterfactual.prompt: Q: How much is 51 minus 42? A: 
tens_op2_counterfactual.prompt: Q: How much is 71 minus 62? A: 
ones_carry_counterfactual.prompt: Q: How much is 79 minus 40? A: 
tens_carry_counterfactual.prompt: Q: How much is 71 minus 42? A: 