Missing Factor
Fast Facts
Story Problems
Split Factor
100
___ x 10 = 20
2
100
4 x 10 =
40
100
Write a number sentence that matches the story?
Ms. C had some candy. She gave 89 pieces to UCONN. She has 32 left how many pieces did she have to start?
C - 89 = 32
100
How could you break apart one factor to more easily solve 3 x 12?
Break 12 into 3 x 10 and 3 x 2
200
5 x ___ = 30
6
200
2 x 8 =
16
200
Write a number sentence to match!
Pitt's library has 40 books that they need to put onto shelves. Each shelf fits 5 books. How many shelves will the 40 books fill up.
40 / 5 = B
200
Fill in the missing number!
12 x 7 = (__ x 7 ) + (10 x 7)
2 x 7
300
___ x 6 = 24
4
300
5 x 8 =
40
300
The school library received 7 boxes of wimpy kid books. Each box has 9 books. How many books did they get in all?
63 books
300
Fill in the missing blank!
14 x 8 = (___ x 8) + (4 x 8)
10 x 8
400
9 x ____ = 63
7
400
4 x 9 =
36
400
How many tiles are in the grid above.
What's a number sentence that matches it?
4 x 5
Total: 20
400
Break apart one factor to solve more easily and fill in the blanks. Then solve.
11 x 4 = ( __ x 4 ) + (___ x 4)
(10 x 4) + (1 x 4) = 44
500
____ x 3 = 39
13
500
11 x 10 =
110
500
Directions: For the story problem, write a number sentence to match the story, then solve.
Ms. C has 20 mini bags of mints. Each bag holds 4 mints. How many mints does she have in all?
20 x 4 = m
Answer: 80 mints
500
Break apart one factor to solve more easily and fill in the blanks. Then solve.
17 x 3 = ( __ x 3 ) + (___ x 3)
(10 x 3) + (7 x 3) = 51