medium Set 37 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [_, 16] → [5, _, _] → [_, 4, 3, 6]

Show answer

Answer: Row3[3]=9, Row2[1]=12, Row3[2]=7, Row4[1]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [12,16]
  • [5,7,9]
  • [1,4,3,6]
Base
  • 1
  • 4
  • 3
  • 6
TopValue
28
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":0,"v":12}
  • {"r":2,"c":1,"v":7}
  • {"r":3,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [31, _] → [_, _, 16] → [4, 10, 7, 9]

Show answer

Answer: Row3[2]=17, Row1[1]=64, Row3[1]=14, Row2[2]=33

SubType
number-pyramid
Difficulty
medium
Levels
  • [64]
  • [31,33]
  • [14,17,16]
  • [4,10,7,9]
Base
  • 4
  • 10
  • 7
  • 9
TopValue
64
HiddenCells
  • {"r":2,"c":1,"v":17}
  • {"r":0,"c":0,"v":64}
  • {"r":2,"c":0,"v":14}
  • {"r":1,"c":1,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [_, _] → [_, 9, _] → [3, 7, 2, 3]

Show answer

Answer: Row2[1]=19, Row2[2]=14, Row3[3]=5, Row3[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [19,14]
  • [10,9,5]
  • [3,7,2,3]
Base
  • 3
  • 7
  • 2
  • 3
TopValue
33
HiddenCells
  • {"r":1,"c":0,"v":19}
  • {"r":1,"c":1,"v":14}
  • {"r":2,"c":2,"v":5}
  • {"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): [19] → [10, _] → [_, 2, 7] → [7, 1, _, _]

Show answer

Answer: Row4[4]=6, Row2[2]=9, Row3[1]=8, Row4[3]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [19]
  • [10,9]
  • [8,2,7]
  • [7,1,1,6]
Base
  • 7
  • 1
  • 1
  • 6
TopValue
19
HiddenCells
  • {"r":3,"c":3,"v":6}
  • {"r":1,"c":1,"v":9}
  • {"r":2,"c":0,"v":8}
  • {"r":3,"c":2,"v":1}