Rumus Rumus Matematika Sd
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Transcript of Rumus Rumus Matematika Sd
![Page 1: Rumus Rumus Matematika Sd](https://reader033.fdocument.pub/reader033/viewer/2022061312/55cf91f6550346f57b922d12/html5/thumbnails/1.jpg)
CONTOH PENJUMLAHAN DAN PENGURANGAN
4567 5214 3435 --------+13216
23.453 +17.512 -16.129 +24.268----------19.104
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CONTOH PERKALIAN DAN PEMBAGIAN
125 64 -----X 500750------8000
675 _____15√10125 90 ----- - 112 105 ----- - 75 75 --- - 0
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PENJUMLAHAN VARIABEL
3 JERUK + 2 JERUK = 5 JERUK
3 APEL + 4 APEL = 7 APEL
4 JERUK + 3 APEL + 2 JERUK +5 APEL= 6 JERUK + 8 APEL
3X+2X=5X
3Y + 4Y=7Y
4X + 3Y +2X+5Y=6X+8Y
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km
hm
dam
m
dm
cm
mm
dihapal: kucing hitam dalam mobil desi centil mondar-mandir
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LUAS DAN KELILING SEGI TIGA
t
a
bc LUAS SEGI TIGA = ½(a X t)
KELILING SEGI TIGA = a+b+c
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LUAS LAYANG-LAYANG
LUAS LAYANG-LAYANG = ½ DIAGONAL X DIAGONAL
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LUAS BELAHAN KETUPAT
LUAS BELAHAN KETUPAT = ½ DIAGONAL X DIAGONAL
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LUAS LINGKARAN DAN KELILING LINGKARAN
R
LUAS LINGKARAN= π R2
Dengan π = 3,14 atau 22/7R = jari-jari lingkaran
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t
JAJARAN GENJANG
LUAS JAJARAN GENJANG = ALAS X TINGGI
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PERSEN
=7/8 x 100%=87,5 %
PERSEN ARTINYA PER SERATUS
APAKAH NAMA PERSEN DARI 7/8 ?
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FAKTOR PERSEKUTUAN TERBESAR
12
2 6
3 2
18
3 6
3 2
FPB DARI 12 DAN 18 ADALAH 6
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JAM DAN SUDUT
12
111
10
8
7 5
4
9
6
3
2
JAM DI SAMPING MEMBENTUK SUDUT
3
90°
JAM DI SAMPING MEMBENTUK SUDUT
6
180°
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RUMUS BUNGA TABUNGAN
B = W X P X M 12 100
B = BUNGA TABUNGANW = WAKTU MENABUNGP = PERSEN BUNGAM = MODAL / TABUNGAN AWAL
DIHAPAL:BUNGA WAKTU
PULANG MAKAN
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BRUTTO, NETTO DAN TARRAAPABILA SEBUAH KARUNG BERISI BERASMEMPUNYAI BRUTTO 50 KG DAN NETTONYA 45 KG MAKA TARRANYA 5KG.SEHINGGA TARRA = BRUTTO-NETTO
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http://www.banksoalmatematika.com