pizza puzzle

Algebra Level 1

There are some pizzas and some cute children , if one child eat one pizza one pizza will remain and one child eat two pizza one child will not get pizza. Then think there are how many pizzas and how many children???

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, conceptual quizzes.

Our wiki is made for math and science

Master advanced concepts through explanations, examples, and problems from the community.

Used and loved by 4 million people

Learn from a vibrant community of students and enthusiasts, including olympiad champions, researchers, and professionals.