Tuesday, October 13, 2015

Problem of the Day Tuesday

Problem of the Day

Tuesday October 13th.

 

First & Second classes:  Which is the biggest number in this list? Which is the smallest?

 

      7, 11, 8, 19, 10, 5, 15

 

 

Third and Fourth classes:

Every number with a factor of 10 must also have factors of?

_____ , _____ and _____

 

 

 

 Fifth & Sixth classes:

 

Write the missing digits to make the addition correct.

 

1_1 +_1_ = 900