Jawaban:
7/9 + 5/10 - 55/6
= 7/9 + 1/2 - 55/6
= (7×2)+(1×9)-(55×3)/18
= 14+9-165/18
= -142/18
#koreksi
7/9 + 5/10 - 55/6 =
7/9 + 5/10
.../90 + .../90
70/90 + 45/90
= (75 + 45)/90
= 120/90
= (120 : 10)/(90 : 10)
= 12/9
12/9 - 55/6
.../18 - .../18
24/18 - 165/18
= -141/18
koreksi
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Jawaban:
7/9 + 5/10 - 55/6
= 7/9 + 1/2 - 55/6
= (7×2)+(1×9)-(55×3)/18
= 14+9-165/18
= -142/18
#koreksi
7/9 + 5/10 - 55/6 =
7/9 + 5/10
.../90 + .../90
70/90 + 45/90
= (75 + 45)/90
= 120/90
= (120 : 10)/(90 : 10)
= 12/9
12/9 - 55/6
.../18 - .../18
24/18 - 165/18
= -141/18
koreksi