100以内两位数进位加法和退位减法口算作业
41+29= 41-23= 33-19= 33+19= 45-16= 45+16= 17+28= 94-16=
35-28=
53-36=
28-19=
44-16=
44+16=
38+36=
25+46=
46-29=
50-35=
55+35=
49+36=
55+45=
49+49=
48+48=
42-39=
42+39=
39+39=
45+16=
33-19=
46-29=
42+39= 38+36= 41-23= 40-15= 53+39= 94-16= 53-36= 25+25=
49+49=
45-16=
33-19=
41+29=
17+28=
28+35=
44+16=
43-36=
50-35=
25+46=
42-33=
55-48=
36+36=
45+45=
33+48=
72-48=
41-32=
18+22=
33-18=
33+18=
43-16= 43+18= 35-17= 35+17= 41-22= 48+22= 30-18= 63-25=
45+55=
49-38=
49+38=
52-26=
52-26=
49+29=
38+46=
49+25=
49-25=
28+64=
64-28=
45-18=
45+28=
21-12=
73-25=
25-18=
50-36=
35+46=
46-37=
48-19=
39+17= 28+56= 56-28= 30-12= 27+13= 27-18= 85-77= 63+17=
85-47=
45+45=
35+47=
38+43=
43-37=
18+22=
45+26=
45-26=
43-16=
46+16=
35-17=
35+17=
41-22=
33+18=
67+25=
63-25=
45+55=
62-26=
66+26=
45+54=