prompt: Q: How much is 53 minus 31? A: 
random_counterfactual.prompt: Q: How much is 99 minus 71? A: 
ones_op1_counterfactual.prompt: Q: How much is 55 minus 31? A: 
ones_op2_counterfactual.prompt: Q: How much is 53 minus 30? A: 
tens_op1_counterfactual.prompt: Q: How much is 83 minus 31? A: 
tens_op2_counterfactual.prompt: Q: How much is 53 minus 31? A: 
ones_carry_counterfactual.prompt: Q: How much is 61 minus 39? A: 
tens_carry_counterfactual.prompt: Q: How much is 53 minus 31? A: 