easy Set 100 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [_, 5] → [_, 4, 1]

Show answer

Answer: Row2[1]=11, Row3[1]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [16]
  • [11,5]
  • [7,4,1]
Base
  • 7
  • 4
  • 1
TopValue
16
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":2,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 2] → [9, 1, _]

Show answer

Answer: Row3[3]=1, Row1[1]=12

SubType
number-pyramid
Difficulty
easy
Levels
  • [12]
  • [10,2]
  • [9,1,1]
Base
  • 9
  • 1
  • 1
TopValue
12
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":0,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [_, 19] → [4, _, 10]

Show answer

Answer: Row3[2]=9, Row2[1]=13

SubType
number-pyramid
Difficulty
easy
Levels
  • [32]
  • [13,19]
  • [4,9,10]
Base
  • 4
  • 9
  • 10
TopValue
32
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [8, _] → [7, _, 9]

Show answer

Answer: Row2[2]=10, Row3[2]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [8,10]
  • [7,1,9]
Base
  • 7
  • 1
  • 9
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":1,"v":1}