Question

297. Calculează, respectând regulile învățate.
a) 25+ (75 - 66 ) x 3
b) (108 - 18:2):9 +26 5
c) 320 - 3 (20 - 24:8)
d) 100 - 14:(5x4:10)
e) (5 + 5 x 5) x 5 - (5+25): 3
f) 300 - (24: 3 x 5 - 30) x 7​

Answer 1

Salut!

a) 25+9×3=25+27=25

b)(108-9):9+26=99:9+26=11+26=37

c) 320-3×(20-3)=320-3×17=320-51=269

d) 100-14:(20:10)=100-14:2=100-7=93

e) (5+25)×5-30:3=30×5-10=150-10=140

f) 300-(8×5-30)×7=300-(40-30)=300-10=290

SEARA MINUNATA!