The numbers are 5 and -4 because 5-(-4) = 9 and 5+(-4) = 1
20
18
52
The difference between a number x and twice y is equal to fifteen.
sum is addition difference is subtraction
212
20
ranges evaluated
To get the product, multiply the first number by the second. To get the sum, add the second number to the first. To get the difference, subtract the smaller number from the larger.
The difference between the number of 2s and the number of 4s in a sum.
18
The difference is a subtraction sum between two or more numbers. A single number cannot have a difference.
52
The difference between a number x and twice y is equal to fifteen.
sum is addition difference is subtraction
"the difference between a number and eight is twenty-two
Subtract the difference and half your answer, giving 9 which is the smaller number, add the difference to this and you get 38 which is the larger number.