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): [101] → [60, _] → [31, _, _] → [12, _, 10, _] → [2, _, _, 1, _]

Show answer

Answer: Row5[3]=9, Row2[2]=41, Row4[2]=19, Row3[3]=12, Row5[5]=1, Row3[2]=29, Row4[4]=2, Row5[2]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [101]
  • [60,41]
  • [31,29,12]
  • [12,19,10,2]
  • [2,10,9,1,1]
Base
  • 2
  • 10
  • 9
  • 1
  • 1
TopValue
101
HiddenCells
  • {"r":4,"c":2,"v":9}
  • {"r":1,"c":1,"v":41}
  • {"r":3,"c":1,"v":19}
  • {"r":2,"c":2,"v":12}
  • {"r":4,"c":4,"v":1}
  • {"r":2,"c":1,"v":29}
  • {"r":3,"c":3,"v":2}
  • {"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): [_] → [_, _] → [19, _, 29] → [8, 11, 18, _] → [_, 3, _, 10, _]

Show answer

Answer: Row5[3]=8, Row2[1]=48, Row3[2]=29, Row5[5]=1, Row2[2]=58, Row4[4]=11, Row1[1]=106, Row5[1]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [106]
  • [48,58]
  • [19,29,29]
  • [8,11,18,11]
  • [5,3,8,10,1]
Base
  • 5
  • 3
  • 8
  • 10
  • 1
TopValue
106
HiddenCells
  • {"r":4,"c":2,"v":8}
  • {"r":1,"c":0,"v":48}
  • {"r":2,"c":1,"v":29}
  • {"r":4,"c":4,"v":1}
  • {"r":1,"c":1,"v":58}
  • {"r":3,"c":3,"v":11}
  • {"r":0,"c":0,"v":106}
  • {"r":4,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 28, 34] → [_, 11, 17, _] → [7, 4, 7, _, _]

Show answer

Answer: Row1[1]=112, Row4[4]=17, Row2[2]=62, Row5[4]=10, Row4[1]=11, Row5[5]=7, Row3[1]=22, Row2[1]=50

SubType
number-pyramid
Difficulty
hard
Levels
  • [112]
  • [50,62]
  • [22,28,34]
  • [11,11,17,17]
  • [7,4,7,10,7]
Base
  • 7
  • 4
  • 7
  • 10
  • 7
TopValue
112
HiddenCells
  • {"r":0,"c":0,"v":112}
  • {"r":3,"c":3,"v":17}
  • {"r":1,"c":1,"v":62}
  • {"r":4,"c":3,"v":10}
  • {"r":3,"c":0,"v":11}
  • {"r":4,"c":4,"v":7}
  • {"r":2,"c":0,"v":22}
  • {"r":1,"c":0,"v":50}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [81] → [49, 32] → [30, _, _] → [_, _, 6, 7] → [_, _, 3, _, _]

Show answer

Answer: Row4[1]=17, Row5[4]=3, Row5[1]=7, Row5[5]=4, Row4[2]=13, Row5[2]=10, Row3[2]=19, Row3[3]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [81]
  • [49,32]
  • [30,19,13]
  • [17,13,6,7]
  • [7,10,3,3,4]
Base
  • 7
  • 10
  • 3
  • 3
  • 4
TopValue
81
HiddenCells
  • {"r":3,"c":0,"v":17}
  • {"r":4,"c":3,"v":3}
  • {"r":4,"c":0,"v":7}
  • {"r":4,"c":4,"v":4}
  • {"r":3,"c":1,"v":13}
  • {"r":4,"c":1,"v":10}
  • {"r":2,"c":1,"v":19}
  • {"r":2,"c":2,"v":13}