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Maths - addition, substraction, numbers 1-20

  •  English    17     Public
    Practicing addition and substraction skills for younger students
  •   Study   Slideshow
  • How many is 20-13?
    It is 7.
  •  15
  • How many is 19+1 ?
    It is 20.
  •  20
  • How many is 12+ 6 ?
    It's 18.
  •  25
  • How many is 11-5 ?
    It's 6.
  •  15
  • How many is 4+13 ?
    It's 17.
  •  20
  • How many is 20-10 ?
    It's 10
  •  25
  • How many is 15-8 ?
    It's 7.
  •  25
  • How many is 16 - 8?
    It's 8.
  •  20
  • How many is 14 + 5 ?
    It's 19.
  •  20
  • How many is 11- 8 ?
    It's 3.
  •  15
  • How many is 8+8?
    It's 16.
  •  20
  • How many is 7+8 ?
    It's 15.
  •  20
  • How many 4+9 ?
    It's 13.
  •  15
  • How many is 6+6 ?
    It's 12.
  •  15
  • How many is 5+6 ?
    It's 11.
  •  15
  • How many is 16- 9?
    It's 7.
  •  15