a.-26+19 b.17+('24)+12 c.8+(21)-(10) d.-7-(-14)-(-20)
Matematika
jhujhi
Pertanyaan
a.-26+19
b.17+('24)+12
c.8+(21)-(10)
d.-7-(-14)-(-20)
b.17+('24)+12
c.8+(21)-(10)
d.-7-(-14)-(-20)
1 Jawaban
-
1. Jawaban RinJue30
a.-26+19 = 19 - 26 = 7
b.17+(-24)+12 = 17 +12 - 24= 29 -24= 5
c.8+(21)-(10) = 8 + 21 - 10 = 29 - 10= 19
d.-7-(-14)-(-20) = -7 + 14 + 20 = 34 - 7 = 27
notes
+ ketemu + = +
- ketemu - = +
+ ketemu - = -
- ketemu + = -