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2.11 Mental Math

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    Mental Math Challenge for 2.11
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  • 9 [10s] + 3 [1s]
    93
  •  10
  • 3 [100s] + 5 [10s] + 6 [1s]
    356
  •  15
  • 6 [100s] + 7 [1s]
    607
  •  15
  • 8 [1,000s] + 9 [100s] + 5 [10s] + 2 [1s]
    9,852
  •  20
  • 3 [1,000s] + 4 [10s] + 6 [1s]
    3,046
  •  20
  • 5 [10,000s] + 4 [1,000s] + 2 [100s] + 3 [10s]
    54,230
  •  20
  • What shape is this?
    Rhombus
  •  20
  • What shape is this?
    Square
  •  20
  • What shape is this?
    Rectangle
  •  15
  • All of these are called what?
    Parallelograms
  •  25
  • This shape only has two parallel sides, what shape is it?
    Trapezoid
  •  25
  • This shape has four equal sides, what shape is it?
    Rhombus
  •  25
  • I am a shape that has 4 sides. Each pair of my sides are equal in length but don't touch. What shape am I?
    A rectangle
  •  25
  • What shape am I?
    Kite
  •  25