Question

20+20+20+20_20_20+20_20​

Answer 1

Answer:

40

Step-by-step explanation:

20+20+20+20+20 is hundred and the other three twenty's which are being subtracted when added are 60. Hence 100 - 60 = 40

Answer 2

Answer:

20+20+20+20-20-20+20-20

Step-by-step explanation:

=20+20+20+20-20-20+20-20

=60-20-20+20-20

=80-20-20-20

=80-60

=20

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