prompt: Q: How much is 73 minus 30? A: 
random_counterfactual.prompt: Q: How much is 48 minus 10? A: 
ones_op1_counterfactual.prompt: Q: How much is 77 minus 30? A: 
ones_op2_counterfactual.prompt: Q: How much is 73 minus 30? A: 
tens_op1_counterfactual.prompt: Q: How much is 43 minus 30? A: 
tens_op2_counterfactual.prompt: Q: How much is 73 minus 50? A: 
ones_carry_counterfactual.prompt: Q: How much is 81 minus 38? A: 
tens_carry_counterfactual.prompt: Q: How much is 73 minus 30? A: 