medium Set 15 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [74] → [_, 40] → [_, _, 20] → [_, 10, 10, 10]

Show answer

Answer: Row3[2]=20, Row3[1]=14, Row2[1]=34, Row4[1]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [74]
  • [34,40]
  • [14,20,20]
  • [4,10,10,10]
Base
  • 4
  • 10
  • 10
  • 10
TopValue
74
HiddenCells
  • {"r":2,"c":1,"v":20}
  • {"r":2,"c":0,"v":14}
  • {"r":1,"c":0,"v":34}
  • {"r":3,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 11] → [11, 2, 9] → [10, _, _, 8]

Show answer

Answer: Row2[1]=13, Row1[1]=24, Row4[2]=1, Row4[3]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [24]
  • [13,11]
  • [11,2,9]
  • [10,1,1,8]
Base
  • 10
  • 1
  • 1
  • 8
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":0,"c":0,"v":24}
  • {"r":3,"c":1,"v":1}
  • {"r":3,"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): [27] → [_, _] → [7, 6, 8] → [_, _, 5, 3]

Show answer

Answer: Row4[2]=1, Row2[2]=14, Row2[1]=13, Row4[1]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [27]
  • [13,14]
  • [7,6,8]
  • [6,1,5,3]
Base
  • 6
  • 1
  • 5
  • 3
TopValue
27
HiddenCells
  • {"r":3,"c":1,"v":1}
  • {"r":1,"c":1,"v":14}
  • {"r":1,"c":0,"v":13}
  • {"r":3,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 17] → [7, 6, _] → [2, 5, _, _]

Show answer

Answer: Row4[4]=10, Row1[1]=30, Row4[3]=1, Row3[3]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [30]
  • [13,17]
  • [7,6,11]
  • [2,5,1,10]
Base
  • 2
  • 5
  • 1
  • 10
TopValue
30
HiddenCells
  • {"r":3,"c":3,"v":10}
  • {"r":0,"c":0,"v":30}
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":2,"v":11}