Răspuns:
5.
a) 10×12,52= 125,2
b) 10×6,08×0,01= 60,08×0,01=0,608
c) 5×7,89×2=
rescriem
5×2×7,89= 10×7,89=78,9
d) 25×2,63×4=
rescriem
25×4×2,63= 100×2,63=263
e) 50×6,14×2=
rescriem
50×2×6,14=100×6,14=614
f) 25×0,44×8=11×8=88
6.
a. 7,3×(1,4+0,7)=7,3+2,1=15,33
b) 5,4×(3,8+1,2)= 5,4×5= 27
c) 0,03×(1,84-0,7)= 0,03×1,14= 0,034
d) 1,05×(2,16-1,9)=1,05×0,26=0,273
e) 70×(27,54+31,46)=70×59=4130
f) 204×(31,18+11,82)= 204×43=8772
Sper că te-am ajutat
