Add and subtract-5-9-7-12-1-2

Find 5/9 7/12+1/2First, the LCM of 9, 12, 2 is 36.5/9 7/12+1/2=5× 4/9× 4 7× 3/12× 3+1× 18/2× 180ex0ex =20/36 21/36+18/360ex0ex ...

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Rational Numbers between Two Rational Numbers

Add and subtr...

Question

Add and subtract. $\frac{5}{9} - \frac{7}{12} + \frac{1}{2}$

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Simplify $:$ $6$ $+$ $($ $\frac{2}{3}$ $-$ $\frac{7}{9}$ $)$

Add or subtract. Write fraction in simplest form.
$2 - (- 9)$

\frac{1}{12}

\frac{1}{15}

\frac{1}{17}

4

5

9.

Observe the patterns and fill in the blanks:

$116+9=116+10-1=115+10$ $63 \times 5 = 63 \times \frac{10}{2} = 630 \times \frac{1}{2}$

$63 \times 15 = 63 \times \frac{30}{2} = 630 \times \frac{3}{2}$

$63 \times 25 = 63 \times \frac{50}{2} = 630 \times \frac{5}{2}$

$63 \times 35 = 63 \times \frac{70}{2} = 630 \times$ _______________

$63 \times 45 = 63 \times \frac{90}{2} = 630 \times$ _______________

$116+99=116+100-1=115+100$

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