Number Sense
4 8 16 32 64 ____ 3). (2 points) Change this decimal to a mixed number and reduce it to lowest terms. Answer: ________ 4). (2 points) Find the next number in this sequence:1 5 3 7 5 9 7 ____ 5). (2 points) How many prime numbers are there between 1 and 20 (1 is not a prime number) Answer: _______ 6). (2 points) A pizza is cut into 5 pieces. Four of the pieces are the same size, and the fifth piece is 1/2 the size of each of the others. What fraction of the pizza is the smallest piece?Answer:________ |