hard Set 70 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [94] → [41, _] → [_, _, 27] → [4, _, _, 12] → [_, _, _, 5, 7]

Show answer

Answer: Row2[2]=53, Row3[2]=26, Row4[2]=11, Row5[3]=10, Row5[2]=1, Row3[1]=15, Row5[1]=3, Row4[3]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [94]
  • [41,53]
  • [15,26,27]
  • [4,11,15,12]
  • [3,1,10,5,7]
Base
  • 3
  • 1
  • 10
  • 5
  • 7
TopValue
94
HiddenCells
  • {"r":1,"c":1,"v":53}
  • {"r":2,"c":1,"v":26}
  • {"r":3,"c":1,"v":11}
  • {"r":4,"c":2,"v":10}
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":0,"v":15}
  • {"r":4,"c":0,"v":3}
  • {"r":3,"c":2,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [82] → [37, _] → [_, _, 25] → [8, _, 11, _] → [_, _, 3, _, 6]

Show answer

Answer: Row5[4]=8, Row4[2]=9, Row5[2]=6, Row4[4]=14, Row3[2]=20, Row3[1]=17, Row2[2]=45, Row5[1]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [82]
  • [37,45]
  • [17,20,25]
  • [8,9,11,14]
  • [2,6,3,8,6]
Base
  • 2
  • 6
  • 3
  • 8
  • 6
TopValue
82
HiddenCells
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":1,"v":9}
  • {"r":4,"c":1,"v":6}
  • {"r":3,"c":3,"v":14}
  • {"r":2,"c":1,"v":20}
  • {"r":2,"c":0,"v":17}
  • {"r":1,"c":1,"v":45}
  • {"r":4,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [31, _, _] → [15, _, _, 16] → [7, _, 8, 9, 7]

Show answer

Answer: Row2[2]=66, Row5[2]=8, Row2[1]=64, Row4[2]=16, Row3[3]=33, Row3[2]=33, Row1[1]=130, Row4[3]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [130]
  • [64,66]
  • [31,33,33]
  • [15,16,17,16]
  • [7,8,8,9,7]
Base
  • 7
  • 8
  • 8
  • 9
  • 7
TopValue
130
HiddenCells
  • {"r":1,"c":1,"v":66}
  • {"r":4,"c":1,"v":8}
  • {"r":1,"c":0,"v":64}
  • {"r":3,"c":1,"v":16}
  • {"r":2,"c":2,"v":33}
  • {"r":2,"c":1,"v":33}
  • {"r":0,"c":0,"v":130}
  • {"r":3,"c":2,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 60] → [_, _, _] → [17, 18, 16, 10] → [_, _, _, 7, 3]

Show answer

Answer: Row2[1]=69, Row5[3]=9, Row3[3]=26, Row3[1]=35, Row5[1]=8, Row3[2]=34, Row1[1]=129, Row5[2]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [129]
  • [69,60]
  • [35,34,26]
  • [17,18,16,10]
  • [8,9,9,7,3]
Base
  • 8
  • 9
  • 9
  • 7
  • 3
TopValue
129
HiddenCells
  • {"r":1,"c":0,"v":69}
  • {"r":4,"c":2,"v":9}
  • {"r":2,"c":2,"v":26}
  • {"r":2,"c":0,"v":35}
  • {"r":4,"c":0,"v":8}
  • {"r":2,"c":1,"v":34}
  • {"r":0,"c":0,"v":129}
  • {"r":4,"c":1,"v":9}