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Rafael Quintanilla
632 subscribers
26 videos
View on YouTube
A parent/teacher helping others understand mathematics.
Latest Videos
5:46
Division Ratio Table Large Divisor
Rafael Quintanilla
275 views
·
5 years ago
4:43
Division Area Model Pt 1
Rafael Quintanilla
204 views
·
5 years ago
4:21
Decimal Division Ratio Table
Rafael Quintanilla
535 views
·
5 years ago
6:02
Division Area Model Pt 2
Rafael Quintanilla
87 views
·
5 years ago
7:47
How to teach- How many ways...
Rafael Quintanilla
336 views
·
5 years ago
6:38
Ratio Table Part 1
Rafael Quintanilla
173 views
·
5 years ago
5:31
GR3 Labeling Fractions on Number Line
Rafael Quintanilla
181 views
·
5 years ago
2:46
GR3 Parts and Models
Rafael Quintanilla
192 views
·
5 years ago
3:07
Multiplying Fraction; Set Models
Rafael Quintanilla
175 views
·
5 years ago
5:11
Multiplying Fraction and Whole Number as Scaling
Rafael Quintanilla
135 views
·
5 years ago
4:50
Multiplying fractions Equal Groups
Rafael Quintanilla
226 views
·
5 years ago
5:01
Exploring Unit Fractions
Rafael Quintanilla
146 views
·
5 years ago
6:55
Equivalent Fractions with Unit Fractions
Rafael Quintanilla
354 views
·
5 years ago
2:23
Fractions to Mixed Number
Rafael Quintanilla
180 views
·
6 years ago
2:46
Convertiendo Fracciones a Numeros Mixtos
Rafael Quintanilla
41 views
·
6 years ago
2:53
Agregando Numeros Mixtos
Rafael Quintanilla
32 views
·
6 years ago
2:27
Adding Mixed Numbers
Rafael Quintanilla
94 views
·
6 years ago
3:21
Agregar Fracciones
Rafael Quintanilla
30 views
·
6 years ago
2:52
Adding Fractions
Rafael Quintanilla
88 views
·
6 years ago
6:38
Fracciones Equivalentes con Fracciones Unitarias
Rafael Quintanilla
70 views
·
6 years ago
7:39
Subtraction Using Constant Difference
Rafael Quintanilla
363 views
·
6 years ago
6:12
Rounding Tens
Rafael Quintanilla
535 views
·
6 years ago
6:08
Restar Numeros con 2 Digitos
Rafael Quintanilla
48 views
·
6 years ago
7:13
Building Equivalent Fractions with Unit Fractions
Rafael Quintanilla
204 views
·
6 years ago
5:48
Subtraction 2 digit Regrouping
Rafael Quintanilla
224 views
·
6 years ago
4:08
Agregando Usando Numeros Amistosos
Rafael Quintanilla
165 views
·
6 years ago
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