-
Question
SCREEN[1]
Multiply 100 by 7
or
If one bag has 100 mangoes,
Then total how many mangoes are there in 7 bags
-
Step : 1
SCREEN[2]
Number 1 = 100
Number 2 = 7
Multiplying 100 by 7 means
adding (10 + 10 + .....10 times), 7 times
10 10 ...... 10 times
+ 10 10 ...... 10 times
+ 10 10 ...... 10 times
+ 10 10 ...... 10 times
+ 10 10 ...... 10 times
+ 10 10 ...... 10 times
+ 10 10 ...... 10 times
--------------------------------------------------------------------------
= 70 70 ...... 10 times
Result = 700
-
Step : 2
SCREEN[3]
Number 1 = 100
Number 2 = 7
100
x 7
=
(10 + 10 + ...... 10 times)
x 7
(70 + 70 + ...... 10 times)
700
Result = 700
-
Step : 3
SCREEN[4]
+ (10 10 ...... 10 times)
+ (10 10 ...... 10 times)
+ (10 10 ...... 10 times)
+ (10 10 ...... 10 times)
+ (10 10 ...... 10 times)
+ (10 10 ...... 10 times)
+ (10 10 ...... 10 times)
--------------------------------
=
+ 10 groups of 10
+ 10 groups of 10
+ 10 groups of 10
+ 10 groups of 10
+ 10 groups of 10
+ 10 groups of 10
+ 10 groups of 10
--------------------------------
= 70 groups of 10 = 700
-
Step : 4
SCREEN[5]
Observe that, multiplying 100 by some number n equals to n followed by 00.
Calculation Speed Booster
✈ Click on the 《more so》 button in the timer panel .
✈Another question will appear with different numerical values .
✈Now try to solve it faster.
✈Check your speed by the timer.
✈Share your speed on
✈Share your speed on
✈
JOIN our TELEGRAM group : @AptitudeMathSpeedBoosterEatMaths
.
Want some question of your choice
If you want to practice some questions which are not available here then send us the details of the question in our whatsapp 7291934297.
Want to practice on hundreds of varity of such questions
Call 7463918936, and book your limited premium membership. Monthly rupees 150/- only. Online tutorial classes also available seprately for making your basics and theory strong.