Answer:
(a) 728 x 101. We can write 101 as (100+1) Therefore, = 728 x (100+1) = 728 x 100 + 728 x 1. ...
(b) 5437 x 1001. We can write 1001 as (1000+1) Therefore, = 5437 x (1000+1) ...
(c) 824 x 25. We can write 25 as (20+5) Therefore, = 824 x (20+5) ...
(d) 4275 x 125. We can write 125 as (100+25) = 4275 x (100+25) = 4275 x 100 + 4274 x 25.
[tex]\huge\underbrace\mathrm\red {ANSWER}[/tex]
(c) 824 x 25. We can write 25 as (20+5) Therefore, = 824 x (20+5) ..
.(d) 4275 x 125. We can write 125 as (100+25) = 4275 x (100+25) = 4275 x 100 + 4274 x 25.
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Answers & Comments
Answer:
(a) 728 x 101. We can write 101 as (100+1) Therefore, = 728 x (100+1) = 728 x 100 + 728 x 1. ...
(b) 5437 x 1001. We can write 1001 as (1000+1) Therefore, = 5437 x (1000+1) ...
(c) 824 x 25. We can write 25 as (20+5) Therefore, = 824 x (20+5) ...
(d) 4275 x 125. We can write 125 as (100+25) = 4275 x (100+25) = 4275 x 100 + 4274 x 25.
Verified answer
Answer:
[tex]\huge\underbrace\mathrm\red {ANSWER}[/tex]
(a) 728 x 101. We can write 101 as (100+1) Therefore, = 728 x (100+1) = 728 x 100 + 728 x 1. ...
(b) 5437 x 1001. We can write 1001 as (1000+1) Therefore, = 5437 x (1000+1) ...
(c) 824 x 25. We can write 25 as (20+5) Therefore, = 824 x (20+5) ..
.(d) 4275 x 125. We can write 125 as (100+25) = 4275 x (100+25) = 4275 x 100 + 4274 x 25.