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4 more than 15 is 4 + 15 = 19.
"More" in a word problem means addition is involved. "Half" indicates division by 2 (or multiplication by 1/2). "A number" means a variable, so we can us x. Finally, "is" mean equals. So, 15 more than half a number is 19 would be represented as follows: 15 + x/2 = 19 Solving this, we get: 15 + x/2 = 19 x/2 = 4 x = 8
Ten times more than 15 is calculated by multiplying 15 by 10, which equals 150. Therefore, the number that is ten times more than 15 is 150.
60 is 15 more than 45.
15+|n|