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  • 11-09-2016
  • Mathematics
Answered

what is 18 though 21?

what is 18 though 21? class=

Verified Answer :

texaschic101
texaschic101 texaschic101
  • 11-09-2016
  1. -500 + 250 = -250
    19. -550 - 300 = - 850
    20. 116 - (-50) = 116 + 50 = 166
    21. 2500 + 1800 - 2200 = 2100
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