Question

Calculează Repede dau coroana
a) 0,25+3,6=
2,7+1,3=
0,125+102=
2,104+5,2=
b) 2,5-0,4=
2-0,02=
9,2-7,35=
10,1-5,05=
C) 2,8•0,03=
1,9•2,13=
1,03•1,8=
21,01•0,3=
D)10,24:3,2=
10,32:4,8=
0,4389:10,5=
271,909:20,9=
​

Answer 1

Răspuns:

a) 0,25+3,6=3,85

2,7+1,3=4,0

0,125+102=102,125

2,104+5,2=7,304

b) 2,5-0,4=2,1

2-0,02=1,98

9,2-7,35=1,85

10,1-5,05=4,95

C) 2,8•0,03=0,084

1,9•2,13=4,047

1,03•1,8=1,854

21,01•0,3=6,303

D)10,24:3,2=3,2

10,32:4,8=2,15

0,4389:10,5=0,0418

271,909:20,9=13,01