starter Set 98 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 10] → [5, 7, 3]

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Answer: Row2[1]=12, Row1[1]=22

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [12,10]
  • [5,7,3]
Base
  • 5
  • 7
  • 3
TopValue
22
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":0,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [_, 10] → [2, 2, _]

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Answer: Row2[1]=4, Row3[3]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [4,10]
  • [2,2,8]
Base
  • 2
  • 2
  • 8
TopValue
14
HiddenCells
  • {"r":1,"c":0,"v":4}
  • {"r":2,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [_, 13] → [6, 9, _]

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Answer: Row3[3]=4, Row2[1]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [15,13]
  • [6,9,4]
Base
  • 6
  • 9
  • 4
TopValue
28
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"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): [_] → [9, _] → [7, 2, 9]

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Answer: Row1[1]=20, Row2[2]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [9,11]
  • [7,2,9]
Base
  • 7
  • 2
  • 9
TopValue
20
HiddenCells
  • {"r":0,"c":0,"v":20}
  • {"r":1,"c":1,"v":11}