曙光小学一年级第二学期数学100以内减法(不退位)口算练习
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姓名_______
日期_______
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68-20=
77-36=
74-63=
97-25=
97-63=
67-22=
65-24=
43-31=
53-32=
36-21=
63-51=
79-16=
97-90=
79-10=
85-24=
45-30=
75-11=
26-12=
89-22=
68-17=
58-48=
84-13=
89-46=
97-42=
69-52=
89-40=
94-80=
88-50=
79-55=
76-66=
98-52=
93-62=
95-12=
70-20=
46-12=
79-15=
85-40=
98-7=
99-57=
49-21=
34-13=
77-47=
85-42=
86-14=
99-55=
92-2=
93-23=
55-2=
79-23=
23-13=
87-2=
74-31=
94-61=
81-60=
78-41=
89-24=
89-3=
78-30=
70-10=
38-23=
77-31=
79-46=
76-23=
86-2=
44-34=
75-14=
88-53=
69-17=
69-31=
32-22=
71-50=
77-63=
28-12=
77-16=
63-21=
88-62=
99-56=
34-10=
97-87=
81-30=
99-61=
79-21=
45-4=
78-43=
93-2=
68-54=
99-87=
51-1=
96-85=
66-11=
93-43=
36-1=
72-41=
95-85=
84-11=
69-20=
23-12=
99-85=
76-35=
69-15=