Mentally Numbers
Subtract!
Add!
Hello BOBBERY
BIG BAD BOB
100

Mental Math

30+30

60

100

Mental Math

20-10

10

100

MENTAL MATH

37 + 68 = 

105

100

Ivan's new domain is both indoors and outdoors. True or false?

True

100

Dog is a small dog. True or false?

True
200

Mental Math

7 x 2 = ?


14

200

5649 - 3495

2151

200

345,134 + 56,134 = 

401,268

200

What happened to Bob as a pup?

Abandoned on the street

200

What is Bob's sister's name?

Boss

300

Mental Math

60 divided by 3=

20

300

Mental Math

60 - 30 = 

30

300

MENTAL MATH

98 + 499 = 

597

300

What nightmare does Bob have?

Ivan and Ruby drowning in a river, he can't save them

300

What is enrichment for Ivan and Ruby?

Visits with Bob.
400

Mental Math

20x45

900

400

54,642-318

54,324

400

MENTAL MATH

30 + x = 951

x = 921

400
Who does Ivan get annoyed by sometimes?

Kinyani

400

What does Julia do to earn money and who is one of her clients?

Dog walking, Snickers

500

Mental Math

Solve:

(3 x ____)= 15

5
500

562-191

371

500

MENTAL MATH

155 + 245 = ? 

400

500

What two things separate Ivan's domain from Ruby's?

A low wall; a moat

500

What does Bob often think about at night?

Finding shelter, food and water

Click to zoom