Missing #'s in Subtraction
Comparing #'s
"Some & SM" + Problems
Dynamic +/-
Surprise Me!
100

N

-

27

=

45

N = 72

100

   37                               28

X                                 X               

     5                                  6

185 > 168

100

Scooby Doo ate 9 Scooby Snacks. He then ate some more. He ate 20 Scooby Snacks in all. How many more Scooby Snacks did Scooby eat?

11 Scooby Snacks

100

34,765

+

25, 864

60,629

100

Make +/- Fact Families for these three numbers:

12, 9, 3

12 - 9 = 3

12 - 3 = 9

3 + 9 = 12

9 + 3 = 12

200

105

-

N

=

37

N = 68

200

   73                               36

X                                 X               

     4                                  9

292 < 324

200

Superman took down some villains. He then took down 18 more villains. He beat 31 villains in total. How many villains did Superman start with?

13 Villains

200

75,392

-

34,765

40,627

200

What is the Mystery Number?

Number Lines on Wipe Boards


99 

Going up by 11


300

N

-

73 

=

25

N = 98

300

   45                               63

X                                 X               

     7                                 5

315 = 315

300

Hannah Montana performed at 37 concerts in the United States. She then performed at some more in Europe. She performed at 63 concerts in total. How many concerts she did perform in Europe?

26 Concerts

300

74,311

+

20,899

95,210

300

What is the missing #?

7 + 3 + 6 + 9 + ? + 5 + 5 = 45

Missing # = 10

400

93

-

N

=

17

N = 76

400

7,310                             6,943

-                                     -

2,572                              2,675

4,738 > 4,268

400

Spongebob made some Krabby Patties. He then made 58 more Krabby Patties. In total, he made 97 Krabby Patties. How many Krabby Patties did Spongebob make first?

39 Krabby Patties

400

123,678

-

  38,496

85,182

400

Write these words in numerical form:

One Hundred Ninety Seven Thousand Six Hundred Forty Two

197,642

500

N

-

47

=

53

N = 100

500

 9,453                           8,675

+                                   +

 2,572                           3,350

12,025 = 12,025

500

The Avengers started with 6 members. Nick Fury recruited some more members. The Avengers now have 693 members. How many members did Nick Fury recruit?

687 Members

500

115,962

+

  74,895

190,857

500

The school year ends on May 31st. If it is now May 10th, how many school days do we have left and how many days in all do we have left?

Hint - We have one day off - Monday May 27th

14 School Days, 21 Days

M
e
n
u