Question

2 Efectuează calculele respectând modelul: (12 + 16):2= 12:2 + 16:2= 6 + 8 = 14 (44 - 12):2= (25 - 15):5= (28 +24):3= (32 +40):4= (48 - 18):6= (63-56):7= (56 +40):8= (72-45):9= 19 si 272 va rog 2 si 4 dau coroana!!! cat mai repede​

Answer 1

Răspuns:

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Explicație pas cu pas:

1. (44-12):2=44:2-12:2=22-6=16
2. (25-15):5=25:5-15:5=5-3=2
3. (27+24):3=27:3+24:3=9+8=17
4. (32+40):4=32:4+40:4=8+10=18
5. (48-18):6=48:6-18:6=8+3=11
6. (63-56):7=63:7-56:7=9-8=1
7. (56+40):8=56:8+40:8=7+5=12
8. (72-45):9=72:9-45:9=8-5=3