starter Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [13, 15] → [_, 7, _]

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Answer: Row3[3]=8, Row3[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [13,15]
  • [6,7,8]
Base
  • 6
  • 7
  • 8
TopValue
28
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [_, 15] → [_, 9, 6]

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Answer: Row2[1]=19, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [19,15]
  • [10,9,6]
Base
  • 10
  • 9
  • 6
TopValue
34
HiddenCells
  • {"r":1,"c":0,"v":19}
  • {"r":2,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [_, 19] → [6, _, 10]

Show answer

Answer: Row3[2]=9, Row2[1]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [15,19]
  • [6,9,10]
Base
  • 6
  • 9
  • 10
TopValue
34
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [12, _] → [4, _, 6]

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Answer: Row3[2]=8, Row2[2]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [12,14]
  • [4,8,6]
Base
  • 4
  • 8
  • 6
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":1,"c":1,"v":14}