Minus 3.59 × minus 22 / 7 minus 2.41 times minus 22 / 7 plus 6 × minus 22 / 7

Minus 3.59 × minus 22 / 7 minus 2.41 times minus 22 / 7 plus 6 × minus 22 / 7

-3.59×(-7/22)-2.41×(-7/22)+6×(-7/22)
=-7/22×(6-3.59-2.41)
=-7/22×0
=0

5 minus 12 / 5 minus 18 / 11 plus 12 / 7 minus 18 / 1 plus 4 / 6 minus 3.59 times minus 22 / 7 minus 2
5 minus 12 / 5 minus 18 / 11 plus 12 / 7 minus 18 / 1 plus 4 / 6
Minus 3.59 times minus 7 / 22 minus 2.41 times minus 7 / 22 minus 6 times 7 / 22

5 minus 12 / 5 minus 18 / 11 plus 12 / 7 minus 18 / 1 plus 4 / 6
=5 - (11 / 18 + 1 / 18) + (7 / 12-5 / 12) + 4 and 5 / 6
=9 5 / 6-2 / 3 + 1 / 6
=10-2/3
=9 and 1 / 3
Minus 3.59 times minus 7 / 22 minus 2.41 times minus 7 / 22 minus 6 times 7 / 22
=-7/22x(3.59+2.41+6)
=-7/22x12
=-42/11
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How to do 18 + 19 + 20 + 21 + 22 + 23 in two ways?

One of them is the
18+22=40
19+21=40
20+23=43
There are 2 kinds of them
23+18=41
22+19=41
20+21=41