20以内减法表

20以内退位减法口诀表

11-9=211-8=311-7=411-6=511-5=611-4=711-3=811-2=9 12-9=312-8=412-7=512-6=612-5=712-4=812-3=9

13-9=413-8=513-7=613-6=713-5=813-4=9

14-9=514-8=614-7=714-6=814-5=9

15-9=615-8=715-7=815-6=9

16-9=716-8=816-7=9

17-9=817-8=9

18-9=9

20以内退位减法口诀表

11-9=211-8=311-7=411-6=511-5=611-4=711-3=811-2=9 12-9=312-8=412-7=512-6=612-5=712-4=812-3=9

13-9=413-8=513-7=613-6=713-5=813-4=9

14-9=514-8=614-7=714-6=814-5=9

15-9=615-8=715-7=815-6=9

16-9=716-8=816-7=9

17-9=817-8=9

18-9=9

20以内退位减法口诀表

11-9=211-8=311-7=411-6=511-5=611-4=711-3=811-2=9 12-9=312-8=412-7=512-6=612-5=712-4=812-3=9

13-9=413-8=513-7=613-6=713-5=813-4=9

14-9=514-8=614-7=714-6=814-5=9

15-9=615-8=715-7=815-6=9

16-9=716-8=816-7=9

17-9=817-8=9

18-9=9

20以内退位减法口诀表

11-9=211-8=311-7=411-6=511-5=611-4=711-3=811-2=9 12-9=312-8=412-7=512-6=612-5=712-4=812-3=9

13-9=413-8=513-7=613-6=713-5=813-4=9

14-9=514-8=614-7=714-6=814-5=9

15-9=615-8=715-7=815-6=9

16-9=716-8=816-7=9

17-9=817-8=9

18-9=9