Matematika

Pertanyaan


(2) 7,5km+7hm+7dam:. m
(3) 35km+35hm+3dam:. dam
(4) 16km+0,125hm+0,5dam:. m
(5) 53dam-50m:. m
(6)45.000m-(10dam+1hm+0,5km):
m
(7)95.000dm-(15+12dam):. km
(8) 81m-(25dm+75cm+10m):. mm
(9)53 dam-(8m+9dm+3cm). cm


tolong dibantu yah



1 Jawaban

  • 2) dijadikan ke meter dahulu
    7,5 km = 7500 m
    7 hm = 700 m
    7 dam = 70
    7500 + 700 + 70 = 8270 m

    3) dijadikan ke dam dahulu
    35 km = 3500 dam
    35 hm = 350 dam
    3 dam = 3 dam
    3500 + 350 + 30 = 3880 dam

    4) dijadikan ke m dahulu
    16 km = 16000 m
    0.125 hm = 12.5 m
    0.5 dam = 5 m
    16000 + 12.5 + 5 =16017.5 m

    5) dijadikam ke m dahulu
    53 dam = 530 m
    50 m = 50 m
    53 - 50 = 3 m

    6) dijadikan ke m dahulu
    45000 m = 45000 m
    10 dam = 100 m
    1 hm = 100 m
    0.5 km = 500 m
    45000 - ( 100 + 100 + 500 )
    45000 - 700 = 44300 m

    7) dijadikan ke km dahulu
    95000 dm = 9.5 km
    15 dam = 0.15 km
    12 dam = 0.12 km
    9.5 - (0.15 + 0.12)
    9.5 - 0.27 = 9.23 km

    8) dijadikan ke cm dahulu
    53 dam = 53000 cm
    8 m = 800 cm
    9 dm = 9000 cm
    3 cm = 3 cm
    53000 - ( 800 + 9000 + 3 )
    53000 - 9803 = 43197 cm

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