Number Pyramid Addition 4layer Hard — Set 60
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [51] → [_, 25] → [_, _, _] → [_, _, 4, 10] → [4, 4, _, 1, _]
Show answer
Answer: Row5[3]=3, Row5[5]=9, Row2[1]=26, Row3[2]=11, Row4[1]=8, Row3[1]=15, Row4[2]=7, Row3[3]=14
- SubType
- number-pyramid
- Difficulty
- hard
- Levels
- [51]
- [26,25]
- [15,11,14]
- [8,7,4,10]
- [4,4,3,1,9]
- Base
- 4
- 4
- 3
- 1
- 9
- TopValue
- 51
- HiddenCells
- {"r":4,"c":2,"v":3}
- {"r":4,"c":4,"v":9}
- {"r":1,"c":0,"v":26}
- {"r":2,"c":1,"v":11}
- {"r":3,"c":0,"v":8}
- {"r":2,"c":0,"v":15}
- {"r":3,"c":1,"v":7}
- {"r":2,"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): [94] → [_, _] → [28, _, 20] → [16, _, _, 9] → [_, _, _, 5, 4]
Show answer
Answer: Row4[2]=12, Row2[1]=51, Row5[2]=6, Row3[2]=23, Row4[3]=11, Row5[3]=6, Row2[2]=43, Row5[1]=10
- SubType
- number-pyramid
- Difficulty
- hard
- Levels
- [94]
- [51,43]
- [28,23,20]
- [16,12,11,9]
- [10,6,6,5,4]
- Base
- 10
- 6
- 6
- 5
- 4
- TopValue
- 94
- HiddenCells
- {"r":3,"c":1,"v":12}
- {"r":1,"c":0,"v":51}
- {"r":4,"c":1,"v":6}
- {"r":2,"c":1,"v":23}
- {"r":3,"c":2,"v":11}
- {"r":4,"c":2,"v":6}
- {"r":1,"c":1,"v":43}
- {"r":4,"c":0,"v":10}
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [33, 50] → [12, _, 29] → [_, _, 14, 15] → [_, _, _, _, 5]
Show answer
Answer: Row4[2]=7, Row4[1]=5, Row5[4]=10, Row5[2]=3, Row3[2]=21, Row1[1]=83, Row5[1]=2, Row5[3]=4
- SubType
- number-pyramid
- Difficulty
- hard
- Levels
- [83]
- [33,50]
- [12,21,29]
- [5,7,14,15]
- [2,3,4,10,5]
- Base
- 2
- 3
- 4
- 10
- 5
- TopValue
- 83
- HiddenCells
- {"r":3,"c":1,"v":7}
- {"r":3,"c":0,"v":5}
- {"r":4,"c":3,"v":10}
- {"r":4,"c":1,"v":3}
- {"r":2,"c":1,"v":21}
- {"r":0,"c":0,"v":83}
- {"r":4,"c":0,"v":2}
- {"r":4,"c":2,"v":4}
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [39, _] → [16, 23, _] → [_, 9, 14, _] → [_, _, 4, _, 8]
Show answer
Answer: Row5[1]=2, Row4[4]=18, Row5[2]=5, Row3[3]=32, Row1[1]=94, Row5[4]=10, Row2[2]=55, Row4[1]=7
- SubType
- number-pyramid
- Difficulty
- hard
- Levels
- [94]
- [39,55]
- [16,23,32]
- [7,9,14,18]
- [2,5,4,10,8]
- Base
- 2
- 5
- 4
- 10
- 8
- TopValue
- 94
- HiddenCells
- {"r":4,"c":0,"v":2}
- {"r":3,"c":3,"v":18}
- {"r":4,"c":1,"v":5}
- {"r":2,"c":2,"v":32}
- {"r":0,"c":0,"v":94}
- {"r":4,"c":3,"v":10}
- {"r":1,"c":1,"v":55}
- {"r":3,"c":0,"v":7}
Teaching Notes
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