Add, subtract, multiply, and divide multi-digit decimals using the standard algorithm for each.
Watch these Khan Academy videos:
- Adding decimals: 9.087+15.31
- Adding decimals: 0.822+5.65
- Adding three decimals
- Dividing by a multi-digit decimal
- Dividing decimals with hundredths
- Multiplying challenging decimals
- Adding & subtracting decimals word problem
- Adding decimals word problem
- Subtracting decimals: 9.005 - 3.6
- Subtracting decimals: 39.1 - 0.794
- Dividing decimals completely
- Long division with decimals
Do these Khan Academy exercises:
- Adding decimals: thousandths
- Dividing decimals: thousandths
- Multiplying decimals like 0.847x3.54 (standard algorithm)
- Adding & subtracting decimals word problems
- Multiplying decimals like 2.45x3.6 (standard algorithm)
- Dividing whole numbers like 56÷35 to get a decimal
- Subtracting decimals: thousandths
- Dividing decimals: hundredths
Conclude by leading this investigation:
Egyptian Fractions
by MathPickle
6.NS.B.3: Fluently add, subtract, multiply, and divide multi-digit decimals using the standard algorithm for each operation.