How to divide fractions - ANSWERMultiply by the recipricol of the second fraction (ex. 3/4 5/7 is rewritten as 3/4 x 7/5)
How to add or subtract decimals - ANSWER1. line up the decimals 2. fill in spaces with zeros 3. bring decimal STRAIGHT DOWN 4. Add using correct place value
How to change...
How to divide fractions - ANSWERMultiply by the recipricol of the second fraction (ex. 3/4 ➗ 5/7 is
rewritten as 3/4 x 7/5)
How to add or subtract decimals - ANSWER1. line up the decimals 2. fill in spaces with zeros 3. bring
decimal STRAIGHT DOWN 4. Add using correct place value
How to change a decimal to a fraction - ANSWERStarting from the decimal point, count the decimal
places (to the right). If there is one decimal place, put the number over 10 and simplify. If there are
two places, put the number over 100 and simplify. If there are three places, put it over 1000 and
simplify. Four places, put it over 10,000 and simplify.
How to change a fraction to a decimal - ANSWEREx: 7/25=
7 x 4 25
-- ----
25 x 4 = 100
So 7/25=.25
11/20=
11 x 5 55
-- ---
20 x 5 = 100
So 11/20=.55
Adding and subtracting decimals - ANSWER1. Vertically line up numbers at their decimal points.
2. Use zeros as placeholders to make each number thee same number of places.
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