试题 试卷
题型:填空题 题类:常考题 难易度:普通
整数连加、连减混合1400
36+29= 26-7= 32-6= 5+69= 7+67=
20+30+20= 50-20-10= 61-(47-7)=
29-29+51= 15+85-96= 65-(45-40)=
33+20-40= 78 +(82-80)= 78 + 2 - 60 =
6+64﹦ 18+26﹦ 48-18= 30-9=
30+48﹦ 73-20﹦ 51-36﹦ 28+34﹦
55+20+3﹦ 42-(26+4)=
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