Weekly Check in #19 (Red)

Identify the prime number in this set:

• 31

• 32

• 33

• 34

• 35

Which of these is the smallest and largest number that would round to 500

• 499 and 501

• 450 and 549

• 450 and 550

• 449 and 550

Which of these choices lists all the factors of 50?

• 2, 5, 10, 25,

• 1, 2, 5, 10, 25, 50

• 1, 2, 4, 5, 8, 10, 25, 50

• 1, 2, 4, 10, 20, 40

4. The Perimeter of Billy’s farm is 100 yards. The width is 20 yards. What is the length?

• 5

• 60

• 80

• 30

4. Amy splits 24 cookies between herself and 2 friends. How many cookies does each person get?

4. Brian’s number has 2 hundreds, 15 tens, and 34 ones. What is his number

• 21,534

• 384

• 2,184

• 3,567

The area of Clyde’s wall is 180 yards. The width is 3 yards. What is the length?

• 6

• 60

• 174

• 87

The area of a square is 25 square centimeters. (Draw picture to help)

Find the length of one side? _____________

The area of a square is 25 square centimeters. (Draw picture to help)

Find the perimeter

If each toothpick measures 4 cm, what is the perimeter?

• 8

• 32

• 16

• 64