Question

Calculează, respectând regulile învăţate- a. (8 + 9) x (80 - 69) b. 100:10 x (7 + 3) c. (7-7) x 9 +5x5x5 d. 89-35: (5 + 2) + 43 e. (45+25-34): (56:8-1) ​

Answer 1

a) (8+9)×(80-69) = 17 × 11= 187

b) 100:10×(7+3) = 100:10×10= 10×10 =100

c) (7-7)×9+5×5×5=0×9+25×5=0+125=125

d) 89-35:(5+2)+43=89-35:7+43=89-5+43=84+43=127

e)(45+25-34):(56:8-1)=(70-34):(7-1)=36:6=6

sper că te-am ajutat