starter Set 72 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [11, 8] → [4, _, _]

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Answer: Row3[3]=1, Row3[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [11,8]
  • [4,7,1]
Base
  • 4
  • 7
  • 1
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 10] → [2, 7, 3]

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Answer: Row2[1]=9, Row1[1]=19

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [9,10]
  • [2,7,3]
Base
  • 2
  • 7
  • 3
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":0,"c":0,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [6, _] → [5, 1, 10]

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Answer: Row1[1]=17, Row2[2]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [6,11]
  • [5,1,10]
Base
  • 5
  • 1
  • 10
TopValue
17
HiddenCells
  • {"r":0,"c":0,"v":17}
  • {"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): [_] → [6, 11] → [5, 1, _]

Show answer

Answer: Row1[1]=17, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [6,11]
  • [5,1,10]
Base
  • 5
  • 1
  • 10
TopValue
17
HiddenCells
  • {"r":0,"c":0,"v":17}
  • {"r":2,"c":2,"v":10}