डिसकैलकुलिया (गुणज वैकल्य) मुख्य रूप से किस कठिनाई से संबंधित है?

A child frequently interrupts others, has difficulty sustaining attention, and acts impulsively across multiple settings, while having average academic ability. Which of the following conditions is most likely?

A student correctly performs arithmetic operations but consistently fails in solving word problems. The most plausible explanation is: