Is 7 over 64 in simplest form?

Why is it helpful to make an estimate before finding the zize of a piece of a circle graph? The rules for simplifying an algebraic or numerical expression? What fraction is less than 2 over 7? How do you write 48 thousandths? How many meters in 63 kilometers? What is 105 over 225 in simplest form? How do you say the intelligent in french? What is another name for a 2D shape? What is 70 percent as written as a fraction? Can you tell if a relation is a function by just looking the range? How big is 350 X 450? What is 1000000000 times 2000000000? What is the conversion rate for 40 meters? Is 14 equal to 25? How many faces does a rectangle square circle triangle have? What is the value of x if 2x minus 3 equals 15? Is 334 meters or 1 kilometers larger? What is a cube also called? How many digits are in HSBC bank account numbers? What are the answers for Lesson 3 Skills Practice Subtract Integers?