a.
b.
10 460
46 * 5 = 46 x
= 230 = 230 x 1
2 2
46 x 15 = 46 < (10+5)
= 46 × 10 + 46 x 5 = 460 +230 = 690 = 230 x 3
46 x 25 = 46 X (20+5)
= 46 x 20 + 46 x 5 = 920 + 230 = 1150 = 230 x 5.
you think of some more examples of using such processes to simplify calculation
C.
Can you
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sorry this question is toooo big..
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