计算:28-(-74)=______;0-(-23)=______;(-12)-(-13)=______.-数学

题目简介

计算:28-(-74)=______;0-(-23)=______;(-12)-(-13)=______.-数学

题目详情

计算:
28-(-74)=______;
0-(-
2
3
)=______;
(-12)-(-13)=______.
题型:填空题难度:中档来源:不详

答案

28-(-74)=28+74=102;
0-(-class="stub"2
3
)=0+class="stub"2
3
=class="stub"2
3

(-12)-(-13)=-12+13=1.
故答案为:102;class="stub"2
3
;1.

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