Current location - Training Enrollment Network - Books and materials - A and B go home from the library. One day, the library reached home 888 meters, and Jianing walked 3 18 meters. It takes 3 18 meters to go home.
A and B go home from the library. One day, the library reached home 888 meters, and Jianing walked 3 18 meters. It takes 3 18 meters to go home.
Mingming borrows books from the library first and then goes to school.

580+360 = 940m

Mingming went home to get the book after school, and then returned it to the library.

4 10+580=990 meters

Please put forward another solution to the problem of subtraction calculation.

How many more roads did Mingming take books from home to the library after school than Mingming borrowed books from home to the library and then went to school?

990-940 = 50m

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