10kg+75kg-12kg
85kg-12kg=73
100g+950g+2×50g=1052×50=52.600
100t-4×5t-7×5t=4×5t=20t
7×5t=35t
100t-20t-35t= 20t+35t=55t
100t-55t=45t
10q+36÷6q+15×20q=36÷6q=6q
15×20q=300q
10q+6q+300q=316
(15+24)×2dg+70÷10dg=
39×2dg+7dg=
39×9dg=351
(20×10+5×55)hg+22hg=
(200+275)hg+22hg=
sper ca te-a ajutat
