Name: ____________ # _______
Date________
Adding and Subtracting Decimals Study Guide
1. What is the ONLY rule you need to follow when adding and
subtracting decimals?
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2. Adding Decimals: Solve
a. 8.372 + 10.74
b. 22.3
+
c. 50.563
+
0.473
d. 12.3 + 0.032
0.345
3. Subtracting Decimals: Solve
***REMEMBER: Make sure you put zeros in ALL empty spaces,
and make sure to borrow/regroup!!!***
b. 25.8 - 1.333
b. 108.3
-
5.5
d. 17.999
-
d. 10 - 8.43
11.340
4. Word problems:
a. Emery and her family went to the ice cream shop after school. She
ordered a small vanilla cone for $1.36, her brother James ordered a
large chocolate cone for $3.99, and they bought their baby sister
Paisley a small chocolate milk for $0.50. How much money do
they owe the cashier?
b. If Emery and her siblings left a $2.00 tip with their ice cream, how
much would their total bill be?
c. Emery, James and Paisley paid for their snacks with a $10 bill.
How much change should they receive?