Răspuns :
1485+74×31=
1485+2294=3779
________________
5000-53×12+16=
5000-636+16=
4364+16=4380
_________________
14×2+20:10=
28+2=30
1485+2294=3779
________________
5000-53×12+16=
5000-636+16=
4364+16=4380
_________________
14×2+20:10=
28+2=30
a) 1485+74×31
=1485+2294
=3779
b) 5000-53×12+16
=5000-636+16
=4364+16
=4380
c) 14×2+20:10
=28+2
=30