jestem z klasy 5 Podstawówki plis rozwiążcie to ma być rozpiska:
15x34-14x34=
69x5+31x5=
348x76-348x75=
= 34*(15 -14)=
= 34*1=
= 34
=5*(69 +31) =
= 5*(100) =
= 500
= 348*(76 -75) =
= 348* 1 =
= 348
1)=510-476=34
2)=345-155=190
3)=26448-26100=348
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15x34-14x34=
= 34*(15 -14)=
= 34*1=
= 34
69x5+31x5=
=5*(69 +31) =
= 5*(100) =
= 500
348x76-348x75=
= 348*(76 -75) =
= 348* 1 =
= 348
1)=510-476=34
2)=345-155=190
3)=26448-26100=348