The lowest common multiple, I think is 7?
"The sum" would mean it's an addition problem so it would be 15+x
Answer:
omg im dum i said all the numbers up to 64 i could have just multiplied its 64 xD
Step-by-step explanation:
( Don't cheat, use your own words) He is correct. 9 x 8 = 72
He can check his math by doing 72 ÷ 9 = 8 and 72 ÷ 8 = 9
2,000,000 +10,000 + 5,000+ 400+70 +3