prompt: Q: How much is 79 minus 71? A: 
random_counterfactual.prompt: Q: How much is 93 minus 58? A: 
ones_op1_counterfactual.prompt: Q: How much is 78 minus 71? A: 
ones_op2_counterfactual.prompt: Q: How much is 79 minus 78? A: 
tens_op1_counterfactual.prompt: Q: How much is 99 minus 71? A: 
tens_op2_counterfactual.prompt: Q: How much is 79 minus 21? A: 
ones_carry_counterfactual.prompt: Q: How much is 86 minus 78? A: 
tens_carry_counterfactual.prompt: Q: How much is 79 minus 71? A: 