Find the difference
1) 41-275
2) -15-47
3) -72-(-151)
4) 612-(-144)

With #! i’ve tried to figure it out but i can’t.

Can u guys do this ratio question. this is extremely urgent a tap is leaking water at a rage of 1l every 8 hours. how long will it take for the tap to leak a total of 300ml?

Someone me! if you’re smart you can solve this!