starter Set 100 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [11, _] → [_, 4, 10]

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Answer: Row2[2]=14, Row3[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [11,14]
  • [7,4,10]
Base
  • 7
  • 4
  • 10
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":2,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 10] → [_, 8, 2]

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Answer: Row1[1]=19, Row3[1]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [9,10]
  • [1,8,2]
Base
  • 1
  • 8
  • 2
TopValue
19
HiddenCells
  • {"r":0,"c":0,"v":19}
  • {"r":2,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [10] → [7, 3] → [_, 1, _]

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Answer: Row3[1]=6, Row3[3]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [10]
  • [7,3]
  • [6,1,2]
Base
  • 6
  • 1
  • 2
TopValue
10
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":2,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [_, _] → [10, 10, 5]

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Answer: Row2[2]=15, Row2[1]=20

SubType
number-pyramid
Difficulty
starter
Levels
  • [35]
  • [20,15]
  • [10,10,5]
Base
  • 10
  • 10
  • 5
TopValue
35
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":1,"c":0,"v":20}