Number Pyramid Addition 3layer Hard — Set 93
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [122] → [_, 62] → [_, 29, _] → [_, 14, _, _] → [8, _, _, 10, 8]
Show answer
Answer: Row2[1]=60, Row4[4]=18, Row3[3]=33, Row4[3]=15, Row5[3]=5, Row3[1]=31, Row5[2]=9, Row4[1]=17
- SubType
- number-pyramid
- Difficulty
- hard
- Levels
- [122]
- [60,62]
- [31,29,33]
- [17,14,15,18]
- [8,9,5,10,8]
- Base
- 8
- 9
- 5
- 10
- 8
- TopValue
- 122
- HiddenCells
- {"r":1,"c":0,"v":60}
- {"r":3,"c":3,"v":18}
- {"r":2,"c":2,"v":33}
- {"r":3,"c":2,"v":15}
- {"r":4,"c":2,"v":5}
- {"r":2,"c":0,"v":31}
- {"r":4,"c":1,"v":9}
- {"r":3,"c":0,"v":17}
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 43] → [16, _, 19] → [5, 11, 13, _] → [_, _, _, 3, _]
Show answer
Answer: Row5[5]=3, Row5[3]=10, Row4[4]=6, Row5[1]=4, Row2[1]=40, Row3[2]=24, Row1[1]=83, Row5[2]=1
- SubType
- number-pyramid
- Difficulty
- hard
- Levels
- [83]
- [40,43]
- [16,24,19]
- [5,11,13,6]
- [4,1,10,3,3]
- Base
- 4
- 1
- 10
- 3
- 3
- TopValue
- 83
- HiddenCells
- {"r":4,"c":4,"v":3}
- {"r":4,"c":2,"v":10}
- {"r":3,"c":3,"v":6}
- {"r":4,"c":0,"v":4}
- {"r":1,"c":0,"v":40}
- {"r":2,"c":1,"v":24}
- {"r":0,"c":0,"v":83}
- {"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): [_] → [61, _] → [28, 33, _] → [_, _, _, 17] → [4, _, 8, _, 8]
Show answer
Answer: Row4[2]=16, Row5[2]=8, Row4[3]=17, Row5[4]=9, Row2[2]=67, Row4[1]=12, Row1[1]=128, Row3[3]=34
- SubType
- number-pyramid
- Difficulty
- hard
- Levels
- [128]
- [61,67]
- [28,33,34]
- [12,16,17,17]
- [4,8,8,9,8]
- Base
- 4
- 8
- 8
- 9
- 8
- TopValue
- 128
- HiddenCells
- {"r":3,"c":1,"v":16}
- {"r":4,"c":1,"v":8}
- {"r":3,"c":2,"v":17}
- {"r":4,"c":3,"v":9}
- {"r":1,"c":1,"v":67}
- {"r":3,"c":0,"v":12}
- {"r":0,"c":0,"v":128}
- {"r":2,"c":2,"v":34}
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [48, 49] → [_, _, _] → [_, 12, _, _] → [4, 9, 3, 8, _]
Show answer
Answer: Row3[2]=23, Row4[4]=15, Row3[1]=25, Row5[5]=7, Row3[3]=26, Row1[1]=97, Row4[1]=13, Row4[3]=11
- SubType
- number-pyramid
- Difficulty
- hard
- Levels
- [97]
- [48,49]
- [25,23,26]
- [13,12,11,15]
- [4,9,3,8,7]
- Base
- 4
- 9
- 3
- 8
- 7
- TopValue
- 97
- HiddenCells
- {"r":2,"c":1,"v":23}
- {"r":3,"c":3,"v":15}
- {"r":2,"c":0,"v":25}
- {"r":4,"c":4,"v":7}
- {"r":2,"c":2,"v":26}
- {"r":0,"c":0,"v":97}
- {"r":3,"c":0,"v":13}
- {"r":3,"c":2,"v":11}
Teaching Notes
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