Question

tính nhẩm

15,7 x 10=

2,57x10=

14,75x 100=

25,786 x 100=

1,568x 1000=

0,87 x 100=

1,568 x 1000=

4,8758 x 1000=

4,502 x 1000=

 

Answer 1

15,7*10=157

\(2.57\cdot10=25.7\)

\(14.75\cdot100=1475\)

\(25.786\cdot100=2578.6\)

\(1.568\cdot1000=1568\)

0,87*100=87

\(1.568\cdot1000=1568\)

\(4.8758\cdot1000=4875.8\)

4.502*1000=4502

Answer 2

\(157\)

\(25,7\)

\(1475\)

\(2578,6\)

\(1568\)

\(4875,8\)

\(4502\)