negative numbers Flashcards
1
Q
++ + +- -
– + -+ -
A
2
Q
8(+-)=5
A
8-3=5
3
Q
9(-+)=4
A
9-5=4
4
Q
2(–)9
A
2+9=11
++ + +- -
– + -+ -
8(+-)=5
8-3=5
9(-+)=4
9-5=4
2(–)9
2+9=11