Question

dau puncte, coroana(20 puncte​

Answer 1

Ex. 5

2×5×10=100+0

90-9=3×3×3×3

8×1×8=60+4

10×6=6×2×5

Ex. 6

9+9×9=90

8×5-5=35

8×8+4=68

10×3+9=39

6×9+4=58

8×6-6=42

Ex. 7

a) 6×6=36

b) 18+18=36

c) 2×9×2=36

Ex. 8

748+2×5×10-518=

=748+100-518=

=848-518=

=330

Succes!

Answer 2

Răspuns:

5.

2•5•10=100+0

8•1•8=60•4

90-9=3•3•3•3

10•6=6•2•5

6.

9+9•9=90

8•5-5=35

8•8+4=68

10•3+9=39

6•9+4=58

8•6-6=42

7.

a) 6•6=36

b) 18+18=36

c) 6•6•1=36

8.

$748 + 2 \times 5 \times 10 - 518 \\ 748 + 100 - 518 \\ 848 - 518 \\ 330$

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