Once the numbers are lined up in a multiplication problem, how do I know where my decimal is placed in my answer?
Bring the decimal straight down
There is no decimal
Count how many numbers are behind all decimals in the problem
Move the decimal 2 spaces from the front
4. Multiple Choice
1 minute
1 pt
Thomas ran 0.6 miles on Monday and 1.25 miles on Tuesday. How many more miles did he run on Tuesday than Monday?
1.85
1.19
1.45
0.65
5. Multiple Choice
1 minute
1 pt
What is the rule for adding decimals?
Add first
Line up the decimals first, then fill in with zeros.
Move the decimal to the right the total amount of numbers after the decimal.
Subtract
6. Multiple Choice
1 minute
1 pt
What is very important when you add decimals?
just add them
make sure the addends have the same place values
line up the decimal point
7. Multiple Choice
5 minutes
1 pt
123.7 + 32.45
15.615
4.482
156.15
91.25
8. Multiple Choice
1 minute
12 pts
Tom was weighing the amount of candy he received for Halloween. If he received 8.30 kg and his brother received 1.8 kg, how much candy did they get all together?
10.1 pounds
6.5 pounds
10.1 kg
6.5 kg
9. Multiple Choice
1 minute
12 pts
A computer programmer had two files with a total size of 93 gigabytes. If one of the files was 50.30 gigabytes, how big is the second file?
143.3 Gb
42.7 files
42.7 Gb
Really big
10. Multiple Choice
1 minute
1 pt
While training for a marathon, Shane ran a distance of 7 miles on Monday. Tuesday, he ran 2.63 miles less than he did on Monday. How far did Shane run on Monday and Tuesday combined?