69 is.
m= -48
Lets take the word problem and set it up into a mathematical problem. Twenty one plus four times twelve: 21 + 4(12). Always start with parentheses first. 21 + 48. Now do the addition. 21 + 48 = 69.
144
75
4 hr and 21 min
m= -48
366
Lets take the word problem and set it up into a mathematical problem. Twenty one plus four times twelve: 21 + 4(12). Always start with parentheses first. 21 + 48. Now do the addition. 21 + 48 = 69.
144
All you need to do is add the numbers together like you would for two plus two. To check your work, a calculator will be a great option,but before you use one:for more of a challenge USE YOUR BRAIN! The answer is 288.
75
No. 21 is not evenly divisible by 48.
4 hr and 21 min
The answer should be negative 21.
21 meters plus 27 meters equals 48 meters. You simply add the two measurements together to get the total length.
48 plus 510 is 558
21/48 = 7/16