calculati folosind distirbutivitatea inmultirii fata de adunare si scadere: a)10(25+37) 10(48+19) c)10(55-18) d) 100(61-29) e) 100(75-28) f) 100(15+67) va implor dau coroana ce vreti voi varog e urgentttttt va rogg

Răspuns :

a) =25 x10 + 37x10 =  250 + 370 = 620

b) = 48x10 + 19x10 = 480 + 190 = 670

c) = 55x10 - 18x10 = 550 - 180 = 370

d) = 61x100 - 29x100 = 6100 - 2900 = 3200

e) = 75x100 - 28x100 = 7500 - 2800 = 4700

f) = 15x100 + 67x100 = 1500 + 6700 = 8200

a) 10(25+37)=10*25+10*37=250+370=620

b) 10(48+19)=10*48+10*19=480+190=670

c) 10(55-18)=10*55-10*18=550-180=370

d)100(61-29)=100*61-100*29=6100-2900=3200

e) 100(75-28)=100*75-100*28=7500-2800=4700

f) 100(15+67)=100*15+100*67=1500+6700=8200