Mrs. Griffin went to the grocery store with $70.
She had $16 left after shopping.
How much did Mrs. Griffin spend?

The library has 75 science books.
The second graders borrowed 18 of them.
How many science books are left?

The Wildcats scored 36 points in the first half of the game.
The Panthers scored 17 points.
How many more points did the Wildcats score?

Brian ran around the school track in 96 seconds.
Todd ran around it in 88 seconds.
How many fewer seconds did it take Todd to run around the tracl?

Alexa and Katerina stood on a scale together.
The scale read 95 pounds.
Alexa knows she weighs 46 pounds.
How much does Katerina weigh?