Question

can you answer it? ​

Answer 1

Answer:

1- (2+7)x(9-3)

=9x6

=54

2- 2+7x10/14

=9+5/7

=63+7/7

=70/7

=10

3-15/10x40/45/20/15

=15/10x40/45x15/20

=1/1x4/3x15/20

=60/60

=1

Answer 2

Answer:

1. 18-6+63-21

=54 ans.

2. 9x10/14

=90/14

=45/7 or 6.423 ans.

3. 15/10x40/45/20/15

=4/3x15/20

=1 ans.

4. 7(3/14+2/7)-7

=3/2+2-7

=3+4-14/2

=-7/2 ans.

5.  60/50/30/25x6/5

=60/50x25/30x6/5

=6/5 or 1.5 ans.

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