Problemas verbales de suma de números de tres dígitos
2:33
Problemas verbales de suma de números de tres dígitos
Jul 15, 2019
Khan Academy
Khan Academy
3:53
Khan Academy
Aug 8, 2015
Khan Academy
Rounding to the nearest 10 on the number line
8:50
Rounding to the nearest 10 on the number line
May 28, 2019
Khan Academy
Rounding to the nearest 100 on the number line
6:59
Rounding to the nearest 100 on the number line
May 28, 2019
Khan Academy
Estimating when adding multi-digit numbers
3:40
Estimating when adding multi-digit numbers
May 28, 2019
Khan Academy
Khan Academy
3:42
Khan Academy
Aug 8, 2015
Khan Academy
Missing number for 3-digit subtraction within 1000
4:32
Missing number for 3-digit subtraction within 1000
May 28, 2019
Khan Academy
2:53
Three digit subtraction word problems
May 28, 2019
Khan Academy
2:53
Khan Academy
May 28, 2019
Khan Academy
6:59
Khan Academy
May 28, 2019
Khan Academy
6:17
Rounding to nearest 10 and 100
Oct 18, 2013
Khan AcademySal Khan
3:59
Adding 10 or 100
Dec 30, 2014
Khan Academy
3:48
Worked example: Subtracting 3-digit numbers (regrouping twice)
Oct 5, 2013
Khan AcademySal Khan
3:20
Khan Academy
Oct 5, 2013
Khan AcademySal Khan
2:47
Worked example: Subtracting 3-digit numbers (regrouping)
Oct 5, 2013
Khan AcademySal Khan
2:30
Using place value to add 3-digit numbers: part 2
Oct 5, 2013
Khan AcademySal Khan
2:24
Khan Academy
Oct 5, 2013
Khan AcademySal Khan
3:30
Subtraction by breaking apart
May 28, 2019
Khan Academy
2:40
Adding 3-digit numbers (no regrouping)
Aug 5, 2015
Khan Academy
4:11
Khan Academy
Dec 30, 2014
Khan Academy
2:29
Khan Academy
Mar 31, 2021
Khan AcademySal Khan
3:04
Adding 3-digit numbers
Oct 5, 2013
Khan AcademySal Khan
4:43
Methods for subtracting 3-digit numbers
May 28, 2019
Khan Academy
3:58
Addition using groups of 10 and 100
Aug 8, 2015
Khan Academy
2:18
Estimating multi-digit addition and subtraction word problems
4 months ago
Khan AcademySal Khan
2:25
Adding and subtracting on number line
Aug 8, 2015
Khan Academy
2:40
Estimation word problems with mixed operations
5 months ago
Khan AcademySal Khan
2:57
Estimating large sums and differences word problems
4 months ago
Khan AcademySal Khan
3:42
Breaking apart 3-digit addition problems
Aug 8, 2015
Khan Academy
3:08
Khan Academy
Jun 17, 2019
Khan Academy
See more videos
Static thumbnail place holder