Question

lcm of 200,300,360 and 450 step by step​

Answer 1

Answer:

1800

Step-by-step explanation:

Find and list multiples of each number until the first common multiple is found. This is the lowest common multiple.

Multiples of 200:

200, 400, 600, 800, 1000, 1200, 1400, 1600, 1800, 2000, 2200

Multiples of 300:

300, 600, 900, 1200, 1500, 1800, 2100, 2400

Multiples of 360:

360, 720, 1080, 1440, 1800, 2160, 2520

Multiples of 450:

450, 900, 1350, 1800, 2250, 2700

Therefore,

LCM(200, 300, 360, 450) = 1800

Answer 2

Answer:

LCM

__2__|_200_300_360_450_________

__5__|__100_150_180__225_____

__5__|_20_30__35_45___

__2__|__4__6___7___9__

___2_|__2__3_7_9__

__3__|___1__3_7_9_

___3_|__1_1_7_3__

__3__|___1_1_7_1__

__7__|__1_1_1_1___

|

LCM (200,300,360,450)=

2*5*5*2*2*3*3*3*7=38,700

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