Answer:
50
Step-by-step explanation:
a + 30 + 20=100
100-30=70
70-20=50
First, u multiply 8x3. Only the 4 can go in the ones place so put the four beneath the line and put the 2 over the 7.
Multiply 8x7 and add 2.
Move to the tens place, do 2x3 then 2x7.
Add the products and put the comma. Then ur done
la respuesta es 1.64 olvida lo de abajo
2+(12-8)
2+ (4)
The answer is 6