1,235+1,252

=2,487

tk nhé

1,235+ 1,252

=2,487

ban nhe

tk nhe@@@@@@@@@@@@@@

1,235+1,252=2,487

12,35x15-12,35x6+12,35

=12,35x(15-6+1)

=12,35x10

=123,5

`12,35 xx15-1,235xx10xx6+12,35`

`=12,35xx15-12,35xx6+12,35`

`=12,35xx(15-6+1)`

`=12,35xx10`

`=123,5`

9012

0,35

0,32

1235

    9 m³ 12 dm³  = ..9,012....... m³                 35 cm³ = ...0,035...dm³

         32dm³  = ..0,032....  m³                                       1,235 m³ =    .1235.....dm³

2.Viết số thích hợp vào chỗ chấm  

         9 m³ 12 dm³  = ...9,012...... m³                 35 cm³ = ...0,035...dm³

         32dm³  = ..0,032....  m³                                       1,235 m³ =    ..1235....dm³

123,35%

70%

48%

bang 123.5%

70%

48%

1,235=123,5%

0,7=70%

0,48=48%

tk cho minh nhe

chuc cau hoc gioi va thanh cong

25/2

181/5

247/2

71/5

a)`1,25 + 1,25 xx 2 + 7 xx 1,25=1,25 xx (1+2+7) = 1,25 xx 10 =12,5`

b)`3,62xx12–2xx0,362xx10=3,62 xx 12 -2 xx 3,62=3,62xx(12-2)=3,62xx10=36,2`

c)`12,35xx15–1,235xx10xx6+12,35=12,35xx15–12,35xx6+12,35=12,35xx(15-6+1)=12,35xx10=123,5`    

d)`1,42 : 0,5 + 1,42 xx 8=1,42xx2+1,42xx8=1,42xx(2+8)=1,42xx10=14,2`

\(0,\left(35\right)=\frac{35}{99}.\)

\(1,235=\frac{247}{200}.\)

\(1,2\left(51\right)=\frac{413}{330}.\)

Chúc bạn học tốt!

bằng 12,35 nhé

_HT_

t i c k cho mik với

TL

SỐ ĐÓ LÀ

1,235:10%=12,35

HOK TỐT

Ta lấy : 1,235 : 10 x 100 = 12,35