Solve Time Notation and Mixed Numbers: 11:2 + 4½

11:2+412= 11:2+4\frac{1}{2}= ?

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Step-by-step video solution

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00:05 First, let's solve the expression together.
00:09 Start by writing the division as a fraction.
00:15 Remember! Solve multiplication and division, before moving to addition and subtraction.
00:21 Now, let's break down 11 into ten, plus one.
00:26 Convert the result into a mixed fraction.
00:34 Go ahead and calculate the whole fraction.
00:46 Keep going! Add half to the fraction.
00:50 Great job! Here is the solution. Well done!

Step-by-step written solution

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1

Understand the problem

11:2+412= 11:2+4\frac{1}{2}= ?

2

Step-by-step solution

According to the order of operations, first place the division operation inside parenthesis:

(11:2)+412= (11:2)+4\frac{1}{2}=

Then solve the operations inside the parenthesis:

11:2=112=512 11:2=\frac{11}{2}=5\frac{1}{2}

Now we get the expression:

512+412=10 5\frac{1}{2}+4\frac{1}{2}=10

3

Final Answer

10

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\( 100+5-100+5 \)

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