Pre-Algebra Examples

$- 240 \cdot 9 + 1$ , $440 (3)$

Step 1

Multiply $- 240$ by $9$ .

$- 2160 + 1 + 440 (3)$

Step 2

Multiply $440$ by $3$ .

$- 2160 + 1 + 1320$

Step 3

Add $- 2160$ and $1$ .

$- 2159 + 1320$

Step 4

Add $- 2159$ and $1320$ .

$- 839$

Step 5

Since there are no common prime factors, the GCF is $1$ .

$1$