Question

--- + 400 = 598 (need help)

Answer 1

To fill in the blank just subtract

`598-400=198`

To check add 198 and 400

`400+198=598`

So, the answer is 198

Hope this helps

(ﾉ´ヮ`)ﾉ*: ･ﾟ

Answer 2

x = 198

Explanation:

To find our unknown number, we simply use algebra:

x + 400 = 598

Subtract both sides by 400

x = 198