Equations: +-÷*
  • 1. x + 3.1 = 19.4
A) x = 22.5
B) x = 16.3
C) x = 16
  • 2. w - 17 = 31
A) w = 41
B) w = 48
C) w = 14
  • 3. 2.4 + e = 9.1
A) e = 11.5
B) e = 6.7
C) e = 7
  • 4. -1.3 + r = 8.5
A) r = 11.05
B) r = 7.2
C) r = 9.8
  • 5. p + 7 = 10
A) p = 70
B) p = 3
C) p = 17
  • 6. h • 4 = 32
A) h = 8
B) h = 28
C) h = 128
  • 7. k ÷ 8 = 12
A) k = 4
B) k = 1.5
C) k = 96
  • 8. 9 • d = 72
A) d = 80
B) d = 8
C) d = 648
  • 9. b ÷ 3 = 21
A) b = 7
B) b = 18
C) b = 63
  • 10. g ÷ 11 = 11
A) g = 121
B) g = 110
C) g = 132
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