Question

calculati nr de 0,003 ori mai mic decit;5,b)6,3 c)1,28 d)0,2×4÷0,01 si e)11÷10 la puterea 2

Answer 1

A) 5:0,003=1666,(6)
5:3/1000=5×1000/3=5000/3=1666,(6)
5000:3=1666,6666666
3
20
18
=20
...18
...=20
.....18
......=20

B) 6,3:0,003=2100
63/10×1000/3=6300/3=2100
6300:3=2100
6
=3
..3
...=0
.....0
.....=0
.......0
........=

C)1,28:0,003=426,(6)
128/100×1000/3=1280/3=426,6666
1280:3=426,6666
12
==8
....6
.....20
.....18
......=20

D)0,2x4:0,01:0,003=0,8:0,01:0,003=80:0,003=26666,(6)

8/10×100/1=8×10=80
80×1000/3=80000/3=26666,6666
80000:3=26666,666
6
20
18
=20
..18
..=20
....18
.....=20
.......18


E)11:100:0,003=0,11:0,003=36,(6}
11:100=0,11
0
110
100
=100
..100
...===

11/100×1000/3=110/3=36, 66666
110:3=36,666
9
20
18
=20
..18
...=20