Răspuns:
1.3*8=24
3*5+3*3=24
8*4=32
6*4+2*4=32
2. (4+5) * 9= 81
(2+7)*3=27
(6+3)*2=18
Explicație pas cu pas:
ex.1
3×8=24
3×5+3×3=15+9=24
8×4=32
6×4+2×4=24+8=32
ex.2
(4+5)×9=81
(2+7)×3=27
(6+3)×2=18
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Răspuns:
1.3*8=24
3*5+3*3=24
8*4=32
6*4+2*4=32
2. (4+5) * 9= 81
(2+7)*3=27
(6+3)*2=18
Explicație pas cu pas:
ex.1
3×8=24
3×5+3×3=15+9=24
8×4=32
6×4+2×4=24+8=32
ex.2
(4+5)×9=81
(2+7)×3=27
(6+3)×2=18