100-87+48=
66-39+47=
25-18+37=
100-55+45=
75-25+47=
55+19-48=
72+69-132=
48-19+24=
55+76-48=
66+11-89=
15+26-9=
43+21-8=
13+19-26=
22+18-31=
64-55-7=
(1)25+37+19=
(2)90-37-28=
(3)5+94-49=
(4)75-38-19=
(5)49+24-65=
(6)39+45-57=
二、计算题
1.看谁算得又对又快.
(1)78-50+9=
(2)72-2-30=
(3)35+6-40=
(4)47+9-20=
(5)17+3+15=
(6)75-50+14=
(7)49+9-30=
(8)28+20-2=
(9)99-20+6=
(10)100-30-7=
(11)16+15-7=
(12)70-30+33=
(13)85-6-19=
(14)6+24-30=
(15)75-20-30=
(16)62-5+7=
(17)64+6-40=
(18)18+18-20=
(19)85+8-12=
(20)75-15-20=
(1)85-39-28=
(2)82-35+29=
(3)84-(27+38)=
(4)35+(64-39)=
(5)81-(29+17)=
(6)45+(27-14)=
(7)82-(29+36)=
(8)48+(46-27)=
59-33-12=
74-62-10=
71-36-10=
94-54+15=
68-38+7=
32-4-3=
45-22-11=
88-45+28=
89-33-3=
61-44-6=
77-54-14=
74-17-6=
57-33-1=