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TRƯƠNG THIÊN KIM
Giới thiệu về bản thân
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=6
7+5=12
12+12=24
24+12=36
bằng 94 nha bạn
48 nha
a. 134 x 4 + 134 x 76
= 134x ( 4 + 76)
= 134 x 80
= 10 720
b. 256 x 60 - 128 x 12 + 256 x 46
= 256 x 60 - 256 x 12 : 2 + 256 x 46
= 256 x 60 - 256 x 6 + 256 x 46
= 256 x ( 60 - 6 + 46)
= 256 x 100
= 25 600
a,5 x 4 x 2 x 25 = (5 x 2) x ( 4 x 25) = 10 x 100 1 000
là c vì 6+6+0 = 12 mà 12 chia hết cho 3 và tận cùng là 0 nên chia hết cho 5. vậy 660 chia hết cho cả 3 và 5
100 con mèo nha
27
tuổi
9