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): [_] → [_, 41] → [_, _, _] → [13, 12, _, 11] → [4, 9, 3, _, _]

Show answer

Answer: Row5[5]=5, Row5[4]=6, Row1[1]=87, Row3[1]=25, Row2[1]=46, Row3[3]=20, Row4[3]=9, Row3[2]=21

SubType
number-pyramid
Difficulty
hard
Levels
  • [87]
  • [46,41]
  • [25,21,20]
  • [13,12,9,11]
  • [4,9,3,6,5]
Base
  • 4
  • 9
  • 3
  • 6
  • 5
TopValue
87
HiddenCells
  • {"r":4,"c":4,"v":5}
  • {"r":4,"c":3,"v":6}
  • {"r":0,"c":0,"v":87}
  • {"r":2,"c":0,"v":25}
  • {"r":1,"c":0,"v":46}
  • {"r":2,"c":2,"v":20}
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":1,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [110] → [_, 58] → [22, 30, 28] → [8, _, _, 12] → [_, _, _, _, _]

Show answer

Answer: Row4[2]=14, Row5[2]=6, Row5[3]=8, Row4[3]=16, Row5[5]=4, Row2[1]=52, Row5[1]=2, Row5[4]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [110]
  • [52,58]
  • [22,30,28]
  • [8,14,16,12]
  • [2,6,8,8,4]
Base
  • 2
  • 6
  • 8
  • 8
  • 4
TopValue
110
HiddenCells
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":1,"v":6}
  • {"r":4,"c":2,"v":8}
  • {"r":3,"c":2,"v":16}
  • {"r":4,"c":4,"v":4}
  • {"r":1,"c":0,"v":52}
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":3,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [92] → [41, 51] → [18, _, 28] → [_, _, _, 13] → [_, _, 7, _, _]

Show answer

Answer: Row4[3]=15, Row5[5]=5, Row5[1]=9, Row4[2]=8, Row4[1]=10, Row3[2]=23, Row5[4]=8, Row5[2]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [41,51]
  • [18,23,28]
  • [10,8,15,13]
  • [9,1,7,8,5]
Base
  • 9
  • 1
  • 7
  • 8
  • 5
TopValue
92
HiddenCells
  • {"r":3,"c":2,"v":15}
  • {"r":4,"c":4,"v":5}
  • {"r":4,"c":0,"v":9}
  • {"r":3,"c":1,"v":8}
  • {"r":3,"c":0,"v":10}
  • {"r":2,"c":1,"v":23}
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [21, 20, _] → [13, 8, _, 10] → [_, _, _, 8, 2]

Show answer

Answer: Row5[1]=9, Row2[1]=41, Row2[2]=42, Row4[3]=12, Row3[3]=22, Row5[2]=4, Row1[1]=83, Row5[3]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [41,42]
  • [21,20,22]
  • [13,8,12,10]
  • [9,4,4,8,2]
Base
  • 9
  • 4
  • 4
  • 8
  • 2
TopValue
83
HiddenCells
  • {"r":4,"c":0,"v":9}
  • {"r":1,"c":0,"v":41}
  • {"r":1,"c":1,"v":42}
  • {"r":3,"c":2,"v":12}
  • {"r":2,"c":2,"v":22}
  • {"r":4,"c":1,"v":4}
  • {"r":0,"c":0,"v":83}
  • {"r":4,"c":2,"v":4}