starter Set 71 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [17, 11] → [_, _, 4]

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Answer: Row3[2]=7, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [17,11]
  • [10,7,4]
Base
  • 10
  • 7
  • 4
TopValue
28
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"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): [11] → [_, 6] → [2, _, 3]

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Answer: Row3[2]=3, Row2[1]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [11]
  • [5,6]
  • [2,3,3]
Base
  • 2
  • 3
  • 3
TopValue
11
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":1,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [8, 6] → [3, _, _]

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Answer: Row3[2]=5, Row3[3]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [8,6]
  • [3,5,1]
Base
  • 3
  • 5
  • 1
TopValue
14
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, _] → [6, 5, 9]

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Answer: Row2[1]=11, Row2[2]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [11,14]
  • [6,5,9]
Base
  • 6
  • 5
  • 9
TopValue
25
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":1,"c":1,"v":14}