hard Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [112] → [58, _] → [28, 30, _] → [_, 16, _, _] → [_, _, _, 4, 6]

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Answer: Row4[4]=10, Row5[2]=6, Row2[2]=54, Row4[1]=12, Row5[1]=6, Row3[3]=24, Row5[3]=10, Row4[3]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [112]
  • [58,54]
  • [28,30,24]
  • [12,16,14,10]
  • [6,6,10,4,6]
Base
  • 6
  • 6
  • 10
  • 4
  • 6
TopValue
112
HiddenCells
  • {"r":3,"c":3,"v":10}
  • {"r":4,"c":1,"v":6}
  • {"r":1,"c":1,"v":54}
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":0,"v":6}
  • {"r":2,"c":2,"v":24}
  • {"r":4,"c":2,"v":10}
  • {"r":3,"c":2,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [72, _] → [36, _, 32] → [_, 19, _, _] → [_, 10, 9, _, 7]

Show answer

Answer: Row4[1]=17, Row5[4]=8, Row3[2]=36, Row4[3]=17, Row1[1]=140, Row2[2]=68, Row5[1]=7, Row4[4]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [140]
  • [72,68]
  • [36,36,32]
  • [17,19,17,15]
  • [7,10,9,8,7]
Base
  • 7
  • 10
  • 9
  • 8
  • 7
TopValue
140
HiddenCells
  • {"r":3,"c":0,"v":17}
  • {"r":4,"c":3,"v":8}
  • {"r":2,"c":1,"v":36}
  • {"r":3,"c":2,"v":17}
  • {"r":0,"c":0,"v":140}
  • {"r":1,"c":1,"v":68}
  • {"r":4,"c":0,"v":7}
  • {"r":3,"c":3,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [78] → [37, _] → [19, 18, _] → [_, _, 11, _] → [10, _, 5, _, _]

Show answer

Answer: Row2[2]=41, Row5[5]=6, Row5[4]=6, Row4[4]=12, Row3[3]=23, Row4[1]=12, Row4[2]=7, Row5[2]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [78]
  • [37,41]
  • [19,18,23]
  • [12,7,11,12]
  • [10,2,5,6,6]
Base
  • 10
  • 2
  • 5
  • 6
  • 6
TopValue
78
HiddenCells
  • {"r":1,"c":1,"v":41}
  • {"r":4,"c":4,"v":6}
  • {"r":4,"c":3,"v":6}
  • {"r":3,"c":3,"v":12}
  • {"r":2,"c":2,"v":23}
  • {"r":3,"c":0,"v":12}
  • {"r":3,"c":1,"v":7}
  • {"r":4,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 52] → [21, _, _] → [_, 9, 16, 11] → [_, 2, _, 9, _]

Show answer

Answer: Row5[1]=10, Row1[1]=98, Row5[3]=7, Row3[3]=27, Row3[2]=25, Row5[5]=2, Row2[1]=46, Row4[1]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [98]
  • [46,52]
  • [21,25,27]
  • [12,9,16,11]
  • [10,2,7,9,2]
Base
  • 10
  • 2
  • 7
  • 9
  • 2
TopValue
98
HiddenCells
  • {"r":4,"c":0,"v":10}
  • {"r":0,"c":0,"v":98}
  • {"r":4,"c":2,"v":7}
  • {"r":2,"c":2,"v":27}
  • {"r":2,"c":1,"v":25}
  • {"r":4,"c":4,"v":2}
  • {"r":1,"c":0,"v":46}
  • {"r":3,"c":0,"v":12}