hard Set 45 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 24, _] → [12, 15, 9, 11] → [_, _, 8, _, 10]

Show answer

Answer: Row2[2]=44, Row3[1]=27, Row5[4]=1, Row5[2]=7, Row5[1]=5, Row2[1]=51, Row3[3]=20, Row1[1]=95

SubType
number-pyramid
Difficulty
hard
Levels
  • [95]
  • [51,44]
  • [27,24,20]
  • [12,15,9,11]
  • [5,7,8,1,10]
Base
  • 5
  • 7
  • 8
  • 1
  • 10
TopValue
95
HiddenCells
  • {"r":1,"c":1,"v":44}
  • {"r":2,"c":0,"v":27}
  • {"r":4,"c":3,"v":1}
  • {"r":4,"c":1,"v":7}
  • {"r":4,"c":0,"v":5}
  • {"r":1,"c":0,"v":51}
  • {"r":2,"c":2,"v":20}
  • {"r":0,"c":0,"v":95}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [71] → [_, _] → [_, 17, 26] → [_, 7, _, _] → [1, _, _, 6, 10]

Show answer

Answer: Row3[1]=11, Row4[4]=16, Row2[2]=43, Row4[1]=4, Row4[3]=10, Row5[3]=4, Row5[2]=3, Row2[1]=28

SubType
number-pyramid
Difficulty
hard
Levels
  • [71]
  • [28,43]
  • [11,17,26]
  • [4,7,10,16]
  • [1,3,4,6,10]
Base
  • 1
  • 3
  • 4
  • 6
  • 10
TopValue
71
HiddenCells
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":3,"v":16}
  • {"r":1,"c":1,"v":43}
  • {"r":3,"c":0,"v":4}
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":2,"v":4}
  • {"r":4,"c":1,"v":3}
  • {"r":1,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [51, 46] → [_, _, _] → [11, _, _, 11] → [4, 7, 8, _, _]

Show answer

Answer: Row4[3]=10, Row5[4]=2, Row3[3]=21, Row3[2]=25, Row4[2]=15, Row1[1]=97, Row3[1]=26, Row5[5]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [97]
  • [51,46]
  • [26,25,21]
  • [11,15,10,11]
  • [4,7,8,2,9]
Base
  • 4
  • 7
  • 8
  • 2
  • 9
TopValue
97
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":3,"v":2}
  • {"r":2,"c":2,"v":21}
  • {"r":2,"c":1,"v":25}
  • {"r":3,"c":1,"v":15}
  • {"r":0,"c":0,"v":97}
  • {"r":2,"c":0,"v":26}
  • {"r":4,"c":4,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [100] → [46, _] → [19, _, 27] → [_, _, 14, _] → [3, _, 10, _, _]

Show answer

Answer: Row4[2]=13, Row4[4]=13, Row5[5]=9, Row2[2]=54, Row5[2]=3, Row5[4]=4, Row4[1]=6, Row3[2]=27

SubType
number-pyramid
Difficulty
hard
Levels
  • [100]
  • [46,54]
  • [19,27,27]
  • [6,13,14,13]
  • [3,3,10,4,9]
Base
  • 3
  • 3
  • 10
  • 4
  • 9
TopValue
100
HiddenCells
  • {"r":3,"c":1,"v":13}
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":4,"v":9}
  • {"r":1,"c":1,"v":54}
  • {"r":4,"c":1,"v":3}
  • {"r":4,"c":3,"v":4}
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":1,"v":27}