Question

calculează rapid grupând in mod convenabil factorii​

Answer 1

25×34×4×20=

=(25×4)×(34×20)=

=100×680=

=68000

3×359×36×0=0

5×106×8×20=

=(106×20)×(5×8)=

=2120×40=

=84800

5×240×30×20=

=(5×30)×(240×20)=

=150×4800=

=720000

☕ Sper că te-am ajutat ☕

Answer 2

Răspuns:

25×34×4×20=(25×4)×(34×20)=100×680=68000

3×359×36×0=0

5×106×8×20=(5×20)×(106×8)=100×848=84800

5×240×30×20=(5×20)×(240×30)=100×7200=720000