How do you get 100 using 1,2,3,4,5,6,7,8,9?

One possible way:  123 - 45 - 67 + 89

Step-by-step explanation: The goal is to get 100, using all of the following numbers: (1,2,3,4,5,6,7,8,9)

We can merge numbers to get 100.

123 - 45 - 67 + 89  (We used every number once)

Lets solve from left to right.

123 - 45 = 78. 78 - 67 = 11. 11 + 89 = 100.

597

step-by-step explanation:

the multiples of 15 are 15, 30,45, 60, 75, 90, 105, 120, 135, 150, 165, 180, 195,   210, 225, 240, 255, 270, 285, 300, 315, 330, 345, 360, 375,   390, 405, 420, 435, 450, 465, 480, 495, 510, 525, 540, 555, 570, 585, 600, 615, 630, 645, 660, 675, 690, 705, 720, and 735.

the factors of 15 are 1, 3, 5, and 15.

hope that , fam!

-une, your fren : )