starter Set 80 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, _] → [9, 4, 7]

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Answer: Row2[1]=13, Row2[2]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [13,11]
  • [9,4,7]
Base
  • 9
  • 4
  • 7
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":1,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 11] → [10, 3, _]

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Answer: Row3[3]=8, Row1[1]=24

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [13,11]
  • [10,3,8]
Base
  • 10
  • 3
  • 8
TopValue
24
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":0,"c":0,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [_, 11] → [3, _, 9]

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Answer: Row2[1]=5, Row3[2]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [5,11]
  • [3,2,9]
Base
  • 3
  • 2
  • 9
TopValue
16
HiddenCells
  • {"r":1,"c":0,"v":5}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [13, 16] → [_, 9, _]

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Answer: Row3[3]=7, Row3[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [13,16]
  • [4,9,7]
Base
  • 4
  • 9
  • 7
TopValue
29
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":2,"c":0,"v":4}