The Grammar of Math: II. Counting numbers from 11 to 20

Thursday, October 15, 2009

II. Counting numbers from 11 to 20

Lesson VII. Counting, place value of ones and tens-1

Lesson VIII. place value of ones and tens-2

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First Lessons in Arithmetic :
VIDEO

I. Objects and numbers from 1 to 10

II. Counting numbers from 11 to 20

III. Oral and written exercises in Addition

BBC MATHS Media:
Numbers:
Adding the sum ...

IV. Special review of Addition

V. Oral and written exercises in Subtraction

BBC MATHS Media:
Numbers:
Subtraction

VI. Special review of Subtraction and Addition

VII. Reading and writing numbers to 100

VIII. Oral and written exercises in Multiplication

IX. Special review of Multiplication, Subtraction, and Addition

X. Oral and written exercises in Division

Decimals

Division

XI. Special review of Division, Multiplication, Subtraction, and Addition

XII. Reading and writing Fractions

Fractions

Lesson LVII. - Addition of Simple Fractions
Lesson LVIII. - Addition of Simple Fractions
Lesson LIX. - Subtraction of Simple Fractions
Lesson LX. - Subtraction of Simple Fractions
Lesson LXI. -
Lesson LXII. - Multiplication of Simple Fractions
Lesson LXIII. - Division of Simple Fractions
Lesson LXIV. - Division of Simple Fractions

XI. Special review of Division, Multiplication, Subtraction, and Addition

XII. Reading and writing Fractions

XIII. Addition of Simple Fractions

XIV. Subtraction of Simple Fractions

XV. Multiplication of Simple Fractions

XVI. Division of Simple Fractions

XVII. Notation and Numeration of Numbers

Lesson LXV. - Notation and Numeration of Numbers - Units to hundreds
Lesson LXVI. - Notation and Numeration of Numbers - thousands to one hundred thousand
Lesson LXVII. - Review of the Notation and Numeration of Numbers

XVIII. Written exercises in Addition

Lesson LXVIII. - Written exercises in Addition
Lesson LXIX.- Written exercises in the Addition of large numbers

XIX. Written exercises in Subtraction

Lesson LXX. - Written exercises in Subtraction
Lesson LXXI. - Written exercises in the Subtraction of large numbers

XX. Written exercises in Multiplication

LXXII. - Written exercises in Multiplication
LXXIII. - Written exercises in the Multiplication of large numbers
LXXIV. - Written exercises in the Multiplication of large numbers

XXI. Written exercises in Division

Lesson LXXV. - Written exercises in Division
Lesson LXXVI. - Written exercise in the Division of large numbers
Lesson LXXVII. - Written exercise in the Division of large number

XXII. Exercises in Denominate Numbers

Lesson LXXVIII. - Exercises in Denominate Numbers
LXXXIV. - Measures... time, counting, stationary

XXIII. Table of Roman Notation

Lesson LXXXV . - Roman Numeration

BBC Schools:

Numbers:

Complex and everyday calculations are addressed in this section. See how to use them in relation to money and different types of numbers.

Whole numbers Activity Number Test: Numbers are part of everyday life. It is important that you can write and describe them, and carry out simple calculations without using a calculator.

Whole number practice activity:

Negative numbers Revise Number Number Activity Number Test
Multiplication and division Revise Number Number Test
Order of operation Revise Number Number Test
Fractions Revise Number Number Activity Number Test
Decimals Revise Number Number Activity Number Test
Percentages Revise Number Number Activity Number Test
Fractions, decimals and percentages Revise Number Number Test
Ratio Revise Number Number Activity Number Test
Approximation Revise Number Number Activity Number Test

Power and Roots