medium 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): [44] → [23, _] → [_, 10, _] → [_, 7, 3, 8]

Show answer

Answer: Row3[3]=11, Row4[1]=6, Row3[1]=13, Row2[2]=21

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [23,21]
  • [13,10,11]
  • [6,7,3,8]
Base
  • 6
  • 7
  • 3
  • 8
TopValue
44
HiddenCells
  • {"r":2,"c":2,"v":11}
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":0,"v":13}
  • {"r":1,"c":1,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [11, 16, 14] → [_, 7, 9, 5]

Show answer

Answer: Row4[1]=4, Row2[2]=30, Row2[1]=27, Row1[1]=57

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [27,30]
  • [11,16,14]
  • [4,7,9,5]
Base
  • 4
  • 7
  • 9
  • 5
TopValue
57
HiddenCells
  • {"r":3,"c":0,"v":4}
  • {"r":1,"c":1,"v":30}
  • {"r":1,"c":0,"v":27}
  • {"r":0,"c":0,"v":57}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 20, 11] → [1, 10, 10, 1]

Show answer

Answer: Row1[1]=62, Row3[1]=11, Row2[1]=31, Row2[2]=31

SubType
number-pyramid
Difficulty
medium
Levels
  • [62]
  • [31,31]
  • [11,20,11]
  • [1,10,10,1]
Base
  • 1
  • 10
  • 10
  • 1
TopValue
62
HiddenCells
  • {"r":0,"c":0,"v":62}
  • {"r":2,"c":0,"v":11}
  • {"r":1,"c":0,"v":31}
  • {"r":1,"c":1,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [43] → [19, 24] → [10, 9, _] → [_, _, 5, _]

Show answer

Answer: Row4[4]=10, Row4[1]=6, Row3[3]=15, Row4[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [19,24]
  • [10,9,15]
  • [6,4,5,10]
Base
  • 6
  • 4
  • 5
  • 10
TopValue
43
HiddenCells
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":2,"v":15}
  • {"r":3,"c":1,"v":4}