How do you write 216% as a fraction or mixed number

Perry has a garden. 1/2 of his garden is planted with tomatoes. 1/3 of his garden is planted with peppers. the remaining part of his garden is planted with flowers. what fraction of perry’s garden is planted with flowers?

Is a square always, sometimes, or never a parallelogram

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?