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2016 x 101 – 2016
= 2016 x 101 – 2016 x 1
= 2016 x ( 101 -1)
= 2016 x 100
= 201600
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![](https://rs.olm.vn/images/avt/0.png?1311)
789 x 101 - 789
789 x 101 - 789 x 1
= 789 x ( 101 - 1 )
= 789 x 100
= 78900
Học vui nha !
^^
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370x101
=370 x (100 + 1)
= 370 x 100 + 370 x 1
= 37000 + 370
= 37370
Chúc bạn học tốt
370 x ( 100 +1) = 370 x 100 + 370 x 1 = 37000 + 370 = 37370
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12 x 155 - 12 x 54 - 12
=12 x 155 - 12 x 54 - 12x1
=12x(155-54-1)
=12x100
=1200
26 x 101 - 26
=26 x 101 -26 x 1
=26 x (101-1)
=26 x 100
=2600
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`# \text {DNamNgV}`
`9 \times 4 \times 101 + 108 \times 21 - 61 \times 36`
`= 36 \times 101 + 36 \times 63 - 61 \times 36`
`= 36 \times (101 + 63 - 61)`
`= 36 \times 103`
`=3708`
9 x 4 x 101 + 108 x 21 - 61 x 36
= 36 x 101 + 36 x (3 x 21) - 61 x 36
= 36 x (101+63 - 61)
= 36 x 103
= 36 x 100 + 36 x 3
= 3600+108
= 3708
101x3542-3542
=(101-1)x3542
=100x3542
=354200
@Học tốt#
101 x 3542 - 3542 = (101 - 1) x 3542 - 3542 = 100 x 3542 =354200