Thẻ: Second Grade

Underwater Subtraction #20

Underwater Subtraction #19

Underwater Subtraction #18

Subtraction with Regrouping #10

Subtraction in the Jungle #4

Subtraction with Regrouping #9

Subtraction in the Jungle #3

Subtraction with Regrouping #8

Subtraction in the Jungle #2

Subtraction with Regrouping #7

Subtraction in the Jungle #1

Subtraction with Regrouping #6

Underwater Subtraction #15

Subtraction with Regrouping #5

Underwater Subtraction #14

Subtraction with Regrouping #4

Underwater Subtraction #13

Subtraction with Regrouping #3