Posted by sierra (6th grade) on Monday, January 25, 2010 at 4:41pm.
Can you check my work?
(4+16) 20+7=
The answer is either 7 or 7?

math  Ms. Sue, Monday, January 25, 2010 at 4:43pm
4 + 16 = 20
20 + 7 = 27
27  20 = 7

math  Chi Chi, Monday, January 25, 2010 at 4:44pm
The answer is 7...Always solve the numbers in the brackets first in any given equation. Then the 4+16 in the bracket will cancel out the 20 outside the bracket then you are left with 7!
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