Question

Doar exercitile incercuite va rog

Answer 1

Răspuns:

8.

3,7×(2,59+2,41)=3,7×5=18,5

6,12×(4,23-4,03)=6,12×0,2=1,224

(12,5+2,5)×(10-0,9)=15×9,1=136,5

(6,12-5,93)×(78,124+21,876)=0,19×100=19

9.

2×0,1×5=10×0,1=1

5×2,7×2=10×2,7=27

3,5×2×1,6×5=7×1,6×5=7×8=56

4×5,34×25=100×5,34=534

6,24×24×25×0,7×4=156×24×0,7×4=3744×0,7×4=

2620,8×4=10483,2

2,5×3,14×2×0,2×5=5×3,14×0,2×5=5,2×3,14×0,2=

25×3,14×0,2=5×3,14=15,7

Answer 2

5.a 1,5x6=9 b 84 c 362,8

e 66,48. f 1,075

g 5,103

8 a 18,5 b 1,224 c 136,5 d 19

9. a1. b27. c 56 d534 e 436,8 f 15,7

sper ca te am ajutat