EXERCISE 4
1. Tick Yes or No.
(a) You are counting by hundreds. You start counting at 467.
Will you count 767?
Yes
No
(b) You are counting by fives. You start counting at 635. Will
you count 660?
Yes
No
(C) You are counting by tens. You start counting at 249. Will
you count 350?
Yes No
(d) You are counting back by hundreds. You start at 540. Will
you count 40?
Yes
No
Answers
Given : Numbers and counting by Different numbers
To find : given number will come in counting sequence or not
Solution:
counting by hundreds
start counting at 467
=> 467 + 100n n = 1 , 2 , 3..............
767 = 467 + 100n
=> 300 = 100n
=> n = 3
=> YES , 767 will be counted
counting by fives
start counting at 635
=> 635 + 5n n = 1 , 2 , 3..............
660 = 635 + 5n
=>25 = 5n
=> n = 5
=> YES , 660 will be counted
counting by tens
start counting at 249
=> 249 + 10n n = 1 , 2 , 3..............
350 = 249 + 10n
=>101 = 10n
=> n = 101/10 = 10.1 ( not an integer)
=> No , 350 will not be counted
counting back by hundreds.
Start at 540
=> 540 - 100n n = 1 , 2 , 3..............
=> 40 =540 - 100n
=> -500 = -100n
=> n = 5
YES , 40 will be counted
Learn more:
counting from 1 to 46, how many 4s will you encounter - Brainly.in
https://brainly.in/question/13346531
Counting by hundreds write numerals from 116 to 816 - Brainly.in
https://brainly.in/question/9442190
Step-by-step explanation:
you are counting by hundreds. You start counting ar467. will you count 767?