hard Set 60 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [120] → [_, _] → [34, _, 22] → [_, 20, 12, _] → [4, _, 10, _, _]

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Answer: Row4[4]=10, Row4[1]=14, Row3[2]=32, Row5[4]=2, Row5[5]=8, Row2[2]=54, Row2[1]=66, Row5[2]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [120]
  • [66,54]
  • [34,32,22]
  • [14,20,12,10]
  • [4,10,10,2,8]
Base
  • 4
  • 10
  • 10
  • 2
  • 8
TopValue
120
HiddenCells
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":0,"v":14}
  • {"r":2,"c":1,"v":32}
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":4,"v":8}
  • {"r":1,"c":1,"v":54}
  • {"r":1,"c":0,"v":66}
  • {"r":4,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [90] → [_, 43] → [_, 22, _] → [15, 10, _, _] → [_, 5, _, _, 2]

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Answer: Row3[1]=25, Row3[3]=21, Row5[4]=7, Row4[3]=12, Row5[3]=5, Row4[4]=9, Row2[1]=47, Row5[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [47,43]
  • [25,22,21]
  • [15,10,12,9]
  • [10,5,5,7,2]
Base
  • 10
  • 5
  • 5
  • 7
  • 2
TopValue
90
HiddenCells
  • {"r":2,"c":0,"v":25}
  • {"r":2,"c":2,"v":21}
  • {"r":4,"c":3,"v":7}
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":2,"v":5}
  • {"r":3,"c":3,"v":9}
  • {"r":1,"c":0,"v":47}
  • {"r":4,"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): [116] → [55, 61] → [23, _, _] → [_, 15, 17, _] → [_, _, 8, _, _]

Show answer

Answer: Row4[4]=12, Row5[4]=9, Row5[2]=7, Row3[2]=32, Row5[5]=3, Row3[3]=29, Row5[1]=1, Row4[1]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [116]
  • [55,61]
  • [23,32,29]
  • [8,15,17,12]
  • [1,7,8,9,3]
Base
  • 1
  • 7
  • 8
  • 9
  • 3
TopValue
116
HiddenCells
  • {"r":3,"c":3,"v":12}
  • {"r":4,"c":3,"v":9}
  • {"r":4,"c":1,"v":7}
  • {"r":2,"c":1,"v":32}
  • {"r":4,"c":4,"v":3}
  • {"r":2,"c":2,"v":29}
  • {"r":4,"c":0,"v":1}
  • {"r":3,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [106] → [_, 50] → [_, 25, _] → [_, 14, 11, _] → [7, _, 4, _, _]

Show answer

Answer: Row3[1]=31, Row4[1]=17, Row5[5]=7, Row2[1]=56, Row5[4]=7, Row4[4]=14, Row5[2]=10, Row3[3]=25

SubType
number-pyramid
Difficulty
hard
Levels
  • [106]
  • [56,50]
  • [31,25,25]
  • [17,14,11,14]
  • [7,10,4,7,7]
Base
  • 7
  • 10
  • 4
  • 7
  • 7
TopValue
106
HiddenCells
  • {"r":2,"c":0,"v":31}
  • {"r":3,"c":0,"v":17}
  • {"r":4,"c":4,"v":7}
  • {"r":1,"c":0,"v":56}
  • {"r":4,"c":3,"v":7}
  • {"r":3,"c":3,"v":14}
  • {"r":4,"c":1,"v":10}
  • {"r":2,"c":2,"v":25}