Question

2 supra 3
din 15
7 supra 2 : 14 supra 3
1 supra 3 +1 supra 4
2 supra 3 +5 supra 6 ×8 supra 10
repde va rog dau coroana.Am.nevoie urgent in maxim 30 min​

Answer 1

Răspuns:

7/3×15=15/3×7=5×7=35

7/2÷14/3=7/2×3/14=7/14×3/2=1/2×3/2=3/4

1/3+1/4=4/12+3/12=7/12

2/3+5/6×8/10=2/3+5/10×8/6=

=2/3+1/2×4/3=

=2/3+4/6=2/3+2/3=4/3