10*30=300
10*4=40
6*30=180
6*4=24
add them up: 300+40+180+24=544
Answer:
0.234
Step-by-step explanation:
Answer:
-9 1/5 - 10 + 2/5 + 2(14 1/2 - 7) = -3.8
Step-by-step explanation:
Answer:
100
Step-by-step explanation:
2:3:5
20:30:50
20 + 30 + 50 = 50 + 50 = 100