Number Pyramid Addition 3layer Hard — Set 71
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [48, 48] → [22, 26, _] → [_, _, _, 10] → [_, 5, _, 3, _]
Show answer
Answer: Row5[3]=9, Row3[3]=22, Row4[2]=14, Row1[1]=96, Row5[1]=3, Row4[3]=12, Row4[1]=8, Row5[5]=7
- SubType
- number-pyramid
- Difficulty
- hard
- Levels
- [96]
- [48,48]
- [22,26,22]
- [8,14,12,10]
- [3,5,9,3,7]
- Base
- 3
- 5
- 9
- 3
- 7
- TopValue
- 96
- HiddenCells
- {"r":4,"c":2,"v":9}
- {"r":2,"c":2,"v":22}
- {"r":3,"c":1,"v":14}
- {"r":0,"c":0,"v":96}
- {"r":4,"c":0,"v":3}
- {"r":3,"c":2,"v":12}
- {"r":3,"c":0,"v":8}
- {"r":4,"c":4,"v":7}
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [68] → [_, _] → [26, 13, 16] → [_, _, _, _] → [9, 8, 1, _, _]
Show answer
Answer: Row2[1]=39, Row4[1]=17, Row5[5]=9, Row2[2]=29, Row5[4]=3, Row4[3]=4, Row4[4]=12, Row4[2]=9
- SubType
- number-pyramid
- Difficulty
- hard
- Levels
- [68]
- [39,29]
- [26,13,16]
- [17,9,4,12]
- [9,8,1,3,9]
- Base
- 9
- 8
- 1
- 3
- 9
- TopValue
- 68
- HiddenCells
- {"r":1,"c":0,"v":39}
- {"r":3,"c":0,"v":17}
- {"r":4,"c":4,"v":9}
- {"r":1,"c":1,"v":29}
- {"r":4,"c":3,"v":3}
- {"r":3,"c":2,"v":4}
- {"r":3,"c":3,"v":12}
- {"r":3,"c":1,"v":9}
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [58, 42] → [32, _, 16] → [16, _, _, _] → [6, _, _, 4, _]
Show answer
Answer: Row4[3]=10, Row4[4]=6, Row4[2]=16, Row1[1]=100, Row5[2]=10, Row3[2]=26, Row5[5]=2, Row5[3]=6
- SubType
- number-pyramid
- Difficulty
- hard
- Levels
- [100]
- [58,42]
- [32,26,16]
- [16,16,10,6]
- [6,10,6,4,2]
- Base
- 6
- 10
- 6
- 4
- 2
- TopValue
- 100
- HiddenCells
- {"r":3,"c":2,"v":10}
- {"r":3,"c":3,"v":6}
- {"r":3,"c":1,"v":16}
- {"r":0,"c":0,"v":100}
- {"r":4,"c":1,"v":10}
- {"r":2,"c":1,"v":26}
- {"r":4,"c":4,"v":2}
- {"r":4,"c":2,"v":6}
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [35, _] → [_, _, 14] → [_, 8, _, 9] → [_, _, 1, 4, 5]
Show answer
Answer: Row1[1]=62, Row5[1]=7, Row3[2]=13, Row2[2]=27, Row3[1]=22, Row4[3]=5, Row5[2]=7, Row4[1]=14
- SubType
- number-pyramid
- Difficulty
- hard
- Levels
- [62]
- [35,27]
- [22,13,14]
- [14,8,5,9]
- [7,7,1,4,5]
- Base
- 7
- 7
- 1
- 4
- 5
- TopValue
- 62
- HiddenCells
- {"r":0,"c":0,"v":62}
- {"r":4,"c":0,"v":7}
- {"r":2,"c":1,"v":13}
- {"r":1,"c":1,"v":27}
- {"r":2,"c":0,"v":22}
- {"r":3,"c":2,"v":5}
- {"r":4,"c":1,"v":7}
- {"r":3,"c":0,"v":14}
Teaching Notes
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