Add Subtract Multiple Divide Decimals And Fractions

When adding or subtracting fractions, I must always have a (a)   . I then add or subtract the ​ (b)   and keep ​ (c)   the same.

• Common Denominator

• Numerators

• Denominator

• Common Numerators

• Divisor

• Dividend

When dividing fractions, I ​ ​ (a)   the ​ divided (first fraction) the same, I change ​ (b)   to ​ (c)   ​ , and I ​ (d)   the divisor (second fraction).  Then I ​ (e)   .

• keep

• multiplication

• division

• flip

• multiply normally

• change

• divide normally

• addition

When ​ (a)   decimals, I must always ​ (b)   the decimals.

• adding or subtracting

• line up

• multiplying or dividing

• get rid of

When multiplying fractions, I multiply the ​ (a)   and I multiply the ​ (b)   ​ (c)   .

• numerators

• denominators

• straight across

• cross multiply

• least common multiple

• greatest common factor

18 3/4 + 13.8 =

• 32 11/20

• 31.555

• 32

0.21 - 3.26 + 69.3 × 3.33 ÷ .12=

• 1910.25

• 1910.025

• 1920.025

• 1920.25

9.5 × 63.1 - 3.22 + 3.2 ÷ .1=

• 628.23

• 630

• 625

• 629.23

8  2/4 - 3  1/3=
Reduce if needed.

• 5  2/12

• 5  1/6

• 11  1/6

• 8  2/3

Evaluate the expression. Write the answer in simplest form. 
3  1/3 ÷  5/6 + 8/9

• 4

• 4  5/6

• 4  8/9

• 5

Julian has $7.50 to use on buying notebooks for school. If each notebook costs $1.09, how many notebooks can Julian buy?

• 5

• 6

• 6 1/2

• 7