number-sense/integers/integer-subtraction · 套题 1
20 problems
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班级:
日期:
1
6 − 4
=
2
6 − 8
=
3
2 − (-9)
=
4
1 − (-5)
=
5
9 − 5
=
6
4 − 7
=
7
3 − (-7)
=
8
(-6) − 1
=
9
(-6) − 3
=
10
5 − 8
=
11
(-2) − 7
=
12
(-7) − 9
=
13
(-4) − 2
=
14
1 − (-5)
=
15
(-3) − (-6)
=
16
(-3) − (-2)
=
17
(-6) − (-1)
=
18
7 − 7
=
19
7 − 5
=
20
9 − 7
=