hard Set 100 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 54] → [28, 27, _] → [15, _, _, _] → [_, 6, _, 7, 6]

Show answer

Answer: Row1[1]=109, Row5[3]=7, Row4[2]=13, Row4[4]=13, Row3[3]=27, Row4[3]=14, Row2[1]=55, Row5[1]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [109]
  • [55,54]
  • [28,27,27]
  • [15,13,14,13]
  • [9,6,7,7,6]
Base
  • 9
  • 6
  • 7
  • 7
  • 6
TopValue
109
HiddenCells
  • {"r":0,"c":0,"v":109}
  • {"r":4,"c":2,"v":7}
  • {"r":3,"c":1,"v":13}
  • {"r":3,"c":3,"v":13}
  • {"r":2,"c":2,"v":27}
  • {"r":3,"c":2,"v":14}
  • {"r":1,"c":0,"v":55}
  • {"r":4,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, _, 15] → [4, 5, 6, _] → [2, 2, _, _, 6]

Show answer

Answer: Row5[3]=3, Row2[1]=20, Row3[1]=9, Row3[2]=11, Row4[4]=9, Row2[2]=26, Row1[1]=46, Row5[4]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [46]
  • [20,26]
  • [9,11,15]
  • [4,5,6,9]
  • [2,2,3,3,6]
Base
  • 2
  • 2
  • 3
  • 3
  • 6
TopValue
46
HiddenCells
  • {"r":4,"c":2,"v":3}
  • {"r":1,"c":0,"v":20}
  • {"r":2,"c":0,"v":9}
  • {"r":2,"c":1,"v":11}
  • {"r":3,"c":3,"v":9}
  • {"r":1,"c":1,"v":26}
  • {"r":0,"c":0,"v":46}
  • {"r":4,"c":3,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [53, 51] → [_, _, _] → [_, _, _, 12] → [_, 8, 5, 8, 4]

Show answer

Answer: Row3[1]=27, Row5[1]=6, Row3[2]=26, Row4[2]=13, Row4[3]=13, Row4[1]=14, Row1[1]=104, Row3[3]=25

SubType
number-pyramid
Difficulty
hard
Levels
  • [104]
  • [53,51]
  • [27,26,25]
  • [14,13,13,12]
  • [6,8,5,8,4]
Base
  • 6
  • 8
  • 5
  • 8
  • 4
TopValue
104
HiddenCells
  • {"r":2,"c":0,"v":27}
  • {"r":4,"c":0,"v":6}
  • {"r":2,"c":1,"v":26}
  • {"r":3,"c":1,"v":13}
  • {"r":3,"c":2,"v":13}
  • {"r":3,"c":0,"v":14}
  • {"r":0,"c":0,"v":104}
  • {"r":2,"c":2,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 42] → [_, _, 13] → [_, 18, _, _] → [3, 8, _, 1, 1]

Show answer

Answer: Row1[1]=100, Row5[3]=10, Row3[1]=29, Row3[2]=29, Row4[4]=2, Row2[1]=58, Row4[3]=11, Row4[1]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [100]
  • [58,42]
  • [29,29,13]
  • [11,18,11,2]
  • [3,8,10,1,1]
Base
  • 3
  • 8
  • 10
  • 1
  • 1
TopValue
100
HiddenCells
  • {"r":0,"c":0,"v":100}
  • {"r":4,"c":2,"v":10}
  • {"r":2,"c":0,"v":29}
  • {"r":2,"c":1,"v":29}
  • {"r":3,"c":3,"v":2}
  • {"r":1,"c":0,"v":58}
  • {"r":3,"c":2,"v":11}
  • {"r":3,"c":0,"v":11}