免费下载一年级上册新苏教版数学教研课《练习十二》ppt课件
免费下载一年级上册新苏教版数学教研课《练习十二》ppt课件第2页

10+1

10+3

9-4

8-2

=11

=13

=5

=6

10+2

9-2

9-6

=12

=7

=3

10+5

=15

9-5

=4

9-1

=8

9-8

=1

8-7

=1

8-6

=2

9-7

=2

10+7

8-1

8-5

=17

=7

=3

10+4

=14

10+6

=16

10+8

=18

10+9

=19

9-3

=6

8-3

=5

8-4

=4