Question

slove using distributive property 725 ×(35)+(-725)×65​

Answer 1

728× 101

=729× (100+1)

=728× 100 + 728× 1

=72800 + 728

=73528

(b)

5437 × 1001

=5437 × (1000+1)

= 5437× 1000 + 5437× 1

=5437000 + 5437

=5442437

(c)

824× 25

= 824 × (20+5)

= 824× 20 + 824 × 5

=16480+4120

=20600

(d) 4275× 125

=4275× (100+20+5)

=4275× 100 + 4275× 20 +4275× 5

=427500 + 85500 + 21375

= 534375

(e) 504 × 35

= 35× (500+4)

= 35× 500 + 35× 4

=17500 + 140

=17640

Answer 2

Answer:

Using distributive property,

(-725)×(65+35)

(-725)×100

72500

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