adding and subtracting

6-3

• 7

• 4

• 8

• 10

• 3

10+6

• 15

• 18

• 13

• 16

what is the question for 10

• 5+5

• 15-5

• 10-5

• 10+10

do you think you will get them all correct

• yes

• no

• maybe

• i am not sure

what is the sign for adding

11+2

• 13

• 16

• 10

• 5

16-5

• 6

• 10

• 11

• 5

there was 10 girls and 5 boys in the class, they were planing to do a party how many cookies do they need for every student?

• 8

• 9

• 14

• 15

• 6

there was 3 girls that had 6 cookies they were 5 monsters approaching they took 5 cookies how much was left

• 3

• 1

• 6

• 5

20-10

• 10

• 13

• 4

• 21