Question

?×10>30>?×10
80:10< ? <100:10
20:10> ? > 0:10​

Answer 1

Explicație pas cu pas:

1) ?×10>30>?×10<=>4×10>30>2×10<=>40>30>20

2) 80:10=8, 100÷10=10

=> 8<?<10 =>?=9

3) 20:10=2 , 0÷10=0

<=> 2>?>0 <=> 2>1>0 =>?=1