Math Unit 4

1
Math Unit 4

• Grade 4

2
Write the factors of 32.

• 1, 32 2, 16 4, 8 4, 6

3
Write the prime number from the list below

• 4, 13, 21, 15, 51

13
4
Write the composite number from the list below

• 13, 19, 17, 81

81
5
Write an equation that shows 28 is 4 times as
many as 7.

• 7 x 4 28 OR
• 4 x 7 28

6
Clint has 3 times as many pins (p) as near falls
(n). Write an equation that compares Clint's
pins to near falls.

• n 3p

7
Michael has 513 hockey cards and 14 packs of 11
baseball cards. Write an equation to solve how
many cards Michael has altogether.

• (14 x 11) 513 c
• c ?

C 667 cards
8
Write a number sentence to show the relationship
between football played by third graders and
soccer.
S 2f
9
A wrestling tournament had 632 trophies. There
are 213 first place trophies and 199 third place
trophies. The rest were second place trophies.
Write an equation that can be used to find out
how many second place trophies they had.

• (213 199) s 632

10
Complete the pattern

• 7, 2, 10, 5, 25, 20, ____ , ____ , ____

• 7, 2, 10, 5, 25, 20, 100, 95, 475

11
Complete the pattern
12
Michael caught 20 perch. Mr. Schaefer caught p.
Michael caught 4 times as many as Mr. Schaefer.
Write an equation to figure out how many perch(p)
Mr. Schaefer caught.

• 4p 20

13
Anna earned 56 coloring hair. She bought 20
worth of hair color. She earned 26 cutting hair.
How much money did Anna earn after expenses?

• (56 26) - 20 a
• a 62

14
Hailey sold 14 bracelets at 2 each. She sold
20 necklaces at 4 each. Write an equation to
figure out how much money she made altogether.

• (14 x 2) (20 x 4) m

• Solve for m.

• M 108