Addition and Subtraction of Whole Numbers and Decimals

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

Tags

CCSS.5.NBT.B.7

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

Tags

CCSS.5.NBT.B.7

21 + 4.09 =

• 4.30
• 6.19
• 25.09
• 16.91

Tags

CCSS.6.NS.B.3

7.05 - 4.6 =

• 2.45
• 3.65
• 11.65
• 11.45

Tags

CCSS.5.NBT.B.7

2 - 0.43 =

• 0.45
• 1.57
• 0.41
• 2.43

Tags

CCSS.5.NBT.B.7

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

Tags

CCSS.5.MD.A.1

CCSS.5.NBT.B.7

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

Tags

CCSS.6.NS.B.3

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

Tags

CCSS.5.NBT.A.3

CCSS.5.NBT.B.7

Ashley bought a spiral notebook for Php 40.65, 2 packs of pencils for Php 30.90 each and a binder for Php 58.49. He paid for the items with a Php 500 bill. How much change did Ashley receive?

• Php 369.96

• Php 370.04

• Php 339.06

• Php 369.04

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?

• 9.63 miles

• 4.37 miles

• 11.94 miles

• 11.37 miles

Tags

CCSS.5.NBT.B.7