starter Set 26 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [_, 8] → [_, 3, 5]

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Answer: Row3[1]=1, Row2[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [4,8]
  • [1,3,5]
Base
  • 1
  • 3
  • 5
TopValue
12
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":1,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [9, _] → [5, _, 2]

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Answer: Row3[2]=4, Row2[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [9,6]
  • [5,4,2]
Base
  • 5
  • 4
  • 2
TopValue
15
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":1,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 11] → [4, _, 1]

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Answer: Row3[2]=10, Row1[1]=25

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [3, _] → [1, 2, 4]

Show answer

Answer: Row1[1]=9, Row2[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [9]
  • [3,6]
  • [1,2,4]
Base
  • 1
  • 2
  • 4
TopValue
9
HiddenCells
  • {"r":0,"c":0,"v":9}
  • {"r":1,"c":1,"v":6}