Grade 4 - Mental Computation And Estimation

total lessons: 23

Nº	Activity title	type
	Rounding And Estimating
G4.5.1	Rounding a 4-digit Number to the Nearest Hundred	Learn Assisted practice Benchmark practice Build a Rocket
G4.5.2	Using Rounding to Check the Reasonableness of Sums	Learn Assisted practice Benchmark practice Build a Rocket
G4.5.3	Using Rounding to Check the Reasonableness of Differences	Learn Assisted practice Benchmark practice Build a Rocket
G4.5.4	Using Rounding to Check the Reasonableness of Products	Learn Assisted practice Benchmark practice
G4.5.5	Using Related Multiplication Facts to Check the Reasonableness of Quotients	Learn Assisted practice Benchmark practice Build a Rocket
G4.5.6	Estimating Quotients Using Related Multiplication Facts	Learn Assisted practice Benchmark practice Build a Rocket
G4.5.7	Rounding Numbers to the Greater Thousand	Learn Assisted practice Benchmark practice
G4.5.8	Rounding Numbers Exactly Halfway Between to the Greater Thousand	Learn Assisted practice Benchmark practice
G4.5.9	Rounding Numbers to the Thousand that is Less	Learn Assisted practice Benchmark practice
G4.5.10	Using Rounding to Estimate Sums	Learn Assisted practice Benchmark practice Build a Rocket
G4.5.11	Using Rounding to Estimate Differences	Learn Assisted practice Benchmark practice Build a Rocket
G4.5.12	Using Rounding to Estimate Products	Learn Assisted practice Benchmark practice Build a Rocket
G4.5.13	Using Compatible Numbers to Estimate Quotients	Learn Assisted practice Benchmark practice
G4.5.14	Using Rounding to Estimate Quotients	Learn Assisted practice Benchmark practice
	Using Front-End Estimation
G4.5.15	Finding the Leading Digit	Learn Assisted practice Benchmark practice Build a Rocket
G4.5.16	Estimating Sums and Differences Using Front-End Estimation	Learn Assisted practice Benchmark practice Build a Rocket
G4.5.17	Checking Sums and Differences Using Front-End Estimation	Learn Assisted practice Benchmark practice
G4.5.18	Using Front-End Estimation to Check the Reasonableness of Sums	Learn Assisted practice Benchmark practice
G4.5.19	Using Front-End Estimation to Check the Reasonableness of Differences	Learn Assisted practice Benchmark practice
G4.5.20	Using Front-End Estimation to Check the Reasonableness of Products	Learn Assisted practice Benchmark practice
G4.5.21	Using Front-End Estimation with Adjustment to Estimate Sums	Learn Assisted practice Benchmark practice Build a Rocket
G4.5.22	Using Front-End Estimation to Estimate Differences by Adding the Adjustment	Learn Assisted practice Benchmark practice
G4.5.23	Using Front-End Estimation to Estimate Differences by Subtracting the Adjustment	Learn Assisted practice Benchmark practice

Grade 4 - Mental Computation And Estimation

Rounding And Estimating

Using Front-End Estimation