Question

2. Number Pyramid
Look at the picture below:
91
72
19
40
20
O
6
C
There are 21 big squares for the numbers and 15 small squares for the operation signs
01. Each big square must have a number that is the sum or difference of the numbers
on the squares just below it. The small squares must carry the necessary operation signs.
2. Some of the big squares and a small squares are filled with numbers and a sign. Use
these as hints to fill the rest of the big squares and the small squares to complete the
pyramid.​

Answer 1

Answer:

whjwjwjwjwkwkwwlelelelepe