Home > Real Numbers > Warm Up 1.7
27 27 7 7
17 17 85 85
9.67 89.74 89.74 9.67
To subtract two numbers a and b, change the sign of the first number, then add the two numbers For all real numbers a and b, a b = a + (b) 14 (24) = 10 All of the above statements are true