Question

Acum e ok??????? =))​

Answer 1

Răspuns:

Explicație pas cu pas:

a) Adevarat

4*5 = 20

100 : 20 = 5

2 + 7 = 9

75*9 = 675

675 + 5 = 680

____________

b) Fals

4*75 = 300

3 + 1 = 4

8 : 4 = 2

2*2 = 4

300 + 4 = 304

Answer 2

a)100:(4×5)+75×(2+7)=680

100:20+75×9=680

5+675=680

680=680 => ADEVARAT

c)4×75+8:(3+1)×2=604

300+8:4×2=604

300+4=604

304=604 => FALS