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Subjects
Mathematics State Board
Class 8
Numbers
Four Basic Operations on Rational numbers
3.
Fill in the blanks
Exercise condition:
5
m.
1
. The value of
−
5
12
+
7
15
\(=\)
i
i
2
. The value of
−
3
6
×
18
−
9
is
.
3
. The value of
−
15
23
÷
30
−
46
is
.
4
. The rational number
does not have a reciprocal.
5
. The multiplicative inverse of \(-1\) is
.
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