Math - lessons (1,2,3,4,5, and 6)

A. Choose the missing numbers and letters.

1- 15, 16, ……, 18, 19

• 20

• 13

• 17

• 21

2- 68, 69, ……, 71, 72

• 67

• 76

• 79

• 70

3- ……, 91, 92, 93, ……, 95, 96, ……, 98, 99

• 90, 94 and 49.

• 90, 94 and 97.    

• 97, 94 and 90.    

• 94, 90 and 97.

(2) T __

• OW

• WO

• AW

• WA

(17) SE_____EN

• FENTE

• EFNTE

• EVNTE

• VENTE

B. Counting on in 2s, 3s, 4s, and 10s.

6- 0, 2, ……, 6, 8, ……, 12, ……, 16

• 3, 9 and 13.

• 4, 9 and 14.

• 4, 10 and 14.

• 14, 10 and 4.

7- 3, ……, 9, 12, ……, 18, 21

• 4 and 13.

• 5 and 14.

• 6 and 14. 

• 6 and 15.

8- ……, 8, 12, ……, 20

A)     B)

C)      D)

• 4 and 13. 

• 4 and 16.

• 7 and 16.

• 6 and 15.

9- 5, ……, 15, ……, ……, 30, 35

• 6, 16, and 29.

• 25, 20, and 10.

• 7, 9, and 20.

• 10, 20, and 25.

C. Great groups.

10- Counting in groups of 2. How many groups do we have?

• 6

• 5

• 12

• 10