prompt: Q: How much is 24 minus 20? A: 
random_counterfactual.prompt: Q: How much is 96 minus 78? A: 
ones_op1_counterfactual.prompt: Q: How much is 26 minus 20? A: 
ones_op2_counterfactual.prompt: Q: How much is 24 minus 21? A: 
tens_op1_counterfactual.prompt: Q: How much is 94 minus 20? A: 
tens_op2_counterfactual.prompt: Q: How much is 24 minus 10? A: 
ones_carry_counterfactual.prompt: Q: How much is 30 minus 26? A: 
tens_carry_counterfactual.prompt: Q: How much is 24 minus 20? A: 