prompt: Q: How much is 70 minus 42? A: 
random_counterfactual.prompt: Q: How much is 75 minus 35? A: 
ones_op1_counterfactual.prompt: Q: How much is 73 minus 42? A: 
ones_op2_counterfactual.prompt: Q: How much is 70 minus 40? A: 
tens_op1_counterfactual.prompt: Q: How much is 70 minus 42? A: 
tens_op2_counterfactual.prompt: Q: How much is 70 minus 32? A: 
ones_carry_counterfactual.prompt: Q: How much is 78 minus 40? A: 
tens_carry_counterfactual.prompt: Q: How much is 70 minus 42? A: 