Adding Decimal
5.46+83.91=
89.37?
5.60-2.24=
3.36
What is the first step in adding and subtracting decimals?
Line up decimal place values
Round to the nearest whole number and find the estimated answer to 36.32+5.71=
42
Round to the nearest whole number and find the estimated answer to 89.089-5.69=
83
What is the second step in adding and subtracting decimals?
Fill in empty place values with zero
Emily was training for a marathon. On the first day, she ran 3.82km. The second day she ran 5.32km. How far did she run altogether?
9.14km
Josh had 16.75 inches of ribbon. If he used 12.34 inches to wrap his friends birthday gift. How much ribbon is left?
4.41 inches
What is the third step in adding and subtracting decimals?
Add or Subtract
A weather man was measuring the amount of rain in Orlando and Miami over a week. Orlando received 9.46 inches and Miami received 5.58 inches. How much rain did they get total?
15.04 inches
A recipe calls for 5.8 cups of flour. Ben only has 3.63 cups of flour. How many more cups of flour does Ben need to make the recipe? Round answer to nearest whole number.
3 cups
2.17 cups: 2 cups will not be enough
What is the fourth step in adding and subtracting decimals?
Bring down the decimal
8.9+1.001+23.24=
33.141
53.456-1.8=
51.656
What place value is the 5 in the number 4.675
Thousandth