20以内的退位减法专项练习题
一.计算题(共50题,共477分)1.口算。5+6= 12-8
= 12+0
= 8+4-3
=19-7
= 9+8
= 17-8
= 4+8+2
=4+11
= 16-8
= 13-7
= 9+5-7
=13-10
= 14+4
= 8+5
= 17-9-8
=12+7
= 11-7
= 10-7
= 11-7+8
=2.看图计算。
14-8=
(支) 13-8=
(把)3.8-1= 2
+12= 4
+4= 12
-3= 7
+10=16+3= 10
-3= 6
+1= 16
+2= 7
+8=6+6= 8
+5= 9
-1= 3
+14= 16
-2=4.看谁算得又对又快。
16-7=_______ 15
-6=_______ 13
-4= ...
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