Preparazione all'algebra Esempi

$2.7 \div 0.648$

Passaggio 1

Imposta il problema della divisione nel formato in colonna.

$0$

$6$

$4$

$8$

$2$

$7$

Passaggio 2

Sposta il decimale dello stesso numero di posti in entrambi i numeri finché il divisore non è un numero intero.

$6$

$4$

$8$

$2$

$7$

$0$

Passaggio 3

Dividi $2700$ per $648$ . Posiziona questa cifra nel quoziente sopra il simbolo di divisione.

						$4$
$6$	$4$	$8$	$2$	$7$	$0$	$0$

Passaggio 4

Moltiplica la cifra quoziente appena ottenuta $(4)$ per il divisore $648$ .

						$4$
$6$	$4$	$8$	$2$	$7$	$0$	$0$
			$2$	$5$	$9$	$2$

Passaggio 5

Sottrai $2592$ da $2700$ .

						$4$
$6$	$4$	$8$	$2$	$7$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$

Passaggio 6

Aggiungi $0$ alla fine del dividendo.

						$4$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$

Passaggio 7

Abbassa il numero successivo del dividendo.

						$4$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$

Passaggio 8

Dividi $1080$ per $648$ . Posiziona questa cifra nel quoziente sopra il simbolo di divisione.

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$

Passaggio 9

Moltiplica la cifra quoziente appena ottenuta $(1)$ per il divisore $648$ .

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$

Passaggio 10

Sottrai $648$ da $1080$ .

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$

Passaggio 11

Aggiungi $0$ alla fine del dividendo.

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$

Passaggio 12

Abbassa il numero successivo del dividendo.

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$

Passaggio 13

Dividi $4320$ per $648$ . Posiziona questa cifra nel quoziente sopra il simbolo di divisione.

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$

Passaggio 14

Moltiplica la cifra quoziente appena ottenuta $(6)$ per il divisore $648$ .

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$

Passaggio 15

Sottrai $3888$ da $4320$ .

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$

Passaggio 16

Aggiungi $0$ alla fine del dividendo.

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$

Passaggio 17

Abbassa il numero successivo del dividendo.

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$	$0$

Passaggio 18

Dividi $4320$ per $648$ . Posiziona questa cifra nel quoziente sopra il simbolo di divisione.

						$4$	.	$1$	$6$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$	$0$

Passaggio 19

Moltiplica la cifra quoziente appena ottenuta $(6)$ per il divisore $648$ .

						$4$	.	$1$	$6$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$	$0$
						$-$	$3$	$8$	$8$	$8$

Passaggio 20

Sottrai $3888$ da $4320$ .

						$4$	.	$1$	$6$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$	$0$
						$-$	$3$	$8$	$8$	$8$
								$4$	$3$	$2$

Passaggio 21

Il risultato della divisione di $2.7 \div 0.648$ è $4.166 \dots$ .

$4.166 \dots$

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$	$0$

						$4$	.	$1$	$6$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$	$0$

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$	$0$

						$4$	.	$1$	$6$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$	$0$

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$

						$4$	.	$1$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$

						$4$	.	$1$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$	$0$

						$4$	.	$1$	$6$	$6$
$6$	$4$	$8$	$2$	$7$	$0$	$0$	.	$0$	$0$	$0$
			$2$	$5$	$9$	$2$
				$1$	$0$	$8$	$0$
				$-$		$6$	$4$	$8$
						$4$	$3$	$2$	$0$
					$-$	$3$	$8$	$8$	$8$
							$4$	$3$	$2$	$0$