# DA-6 Syllabus (MATHS- INCLUDING ALL CHAPTER)

1 / 22
Slide 1: Slide
MathematicsPrimary Education

This lesson contains 22 slides, with text slides.

## Items in this lesson

#### Slide 1 -Slide

ELO

We will do the revision of Maths DA-6

#### Slide 2 -Slide

Operation with Decimal Numbers
In this we will do Addition, Subtraction and Multiplication using Decimal Numbers

#### Slide 7 -Slide

Proposed Questions
1) 4.67 x 4.56
2) 3.34 x 4.50

1) 21.2952
2) 15.03

Tracking Time
1 Hour= 60 Mins
1 Min= 60 Secs
1 Day= 24 Hours
1 Week= 7 Days

#### Slide 10 -Slide

Converting Hours and Minutes to Minutes
2 Hours 42 Mins= 162 Minutes
Hours              Mins
1                        60
2                   2 x 60= 120
120 Mins + 42 Mins= 162 Minutes

#### Slide 11 -Slide

Converting Minutes to Hours and Minutes

105 Minutes= 1 Hour 45 Mins
Mins             Hours
60                    1
105                 105/60

#### Slide 12 -Slide

Converting Hours to Days and Hours
64 Hours= 2 Days 16 Hours
Hours                Days
60                         1
64                       64/24

#### Slide 13 -Slide

Converting Seconds to Minutes and Seconds
134 Secs= 2 Mins 14 Secs
Seconds               Minutes
60                              1
134                       134/60

Subtracting Time

Multiplying Time

#### Slide 17 -Slide

Calculating Days
24 April to 30 April= __7__ Days because 24th April is also counted so the number of days will not be 6 days it would be 7 days.

#### Slide 18 -Slide

Profit and Loss
In this chapter we will come to know about the formula of Cost and Selling Price and Profit and Loss.

#### Slide 19 -Slide

Formula
Profit- Selling Price- Cost Price
Loss- Cost Price- Selling Price
Cost Price- Selling price + Loss
Selling Price- Cost Price + Profit

#### Slide 20 -Slide

Proposed Questions
Q1) A TV was bought for \$ 18,950 and sold at a loss of \$ 4780. Find the selling price.
Q2) A second hand car was sold for \$ 190000, at a loss of \$ 85. Find the CP of the car.