expert Set 43 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, 12] → [_, 5, 7]

Show answer

Answer: Row3[1]=3, Row2[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [8,12]
  • [3,5,7]
Base
  • 3
  • 5
  • 7
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":1,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 12] → [8, 2, _]

Show answer

Answer: Row3[3]=10, Row1[1]=22

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [10,12]
  • [8,2,10]
Base
  • 8
  • 2
  • 10
TopValue
22
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":0,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [_, _] → [6, 8, 4]

Show answer

Answer: Row2[1]=14, Row2[2]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [14,12]
  • [6,8,4]
Base
  • 6
  • 8
  • 4
TopValue
26
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":1,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [9, 7] → [_, 5, _]

Show answer

Answer: Row3[1]=4, Row3[3]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [9,7]
  • [4,5,2]
Base
  • 4
  • 5
  • 2
TopValue
16
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":2,"c":2,"v":2}