Question

1. Round off the following numbers to the nearest 10s.
a. 125
b. 456
c. 3127
d. 1863
e. 2175
2. Round off the following numbers to the nearest 100s.
a. 456 b. 3859 c. 4162 d. 4162
3. Choose the correct answer,
a. When rounded off to the nearest 10s, 432 becomes:
i. 440
ii. 330
b. When rounded off to the nearest 100s, 4869 becomes:
i. 4870
ii. 4900
iv. 420
iii. 430
iji. 4100 iv. 5000
C. When rounded off to the nearest 10s, 1006 becomes:
ii. 1100
iii, 1001 iv. 1000
i. 1010​

Answer 1

Answer:

1)

a)130

b)460

c)3130

d)1860

e)2180

2) a)500

b)3900

c)4200

d)4200

3) a)430

b)4900

c)1010

plz like everyone

Answer 2

1. Round off the following numbers to the nearest 10s.

a. 125

b. 456

c. 3127

d. 1863

e. 2175

Answer :-

Rounding off to nearest 10 , we get,

• if unit digit 0,1,2,3,4 = Round off to previous number.
• If unit digit 5,6,7,8,9 = Round off to next number .

so,

a) 125 = 5 in last => 130

b) 456 = 6 in last => 460

c) 3127 = 5 in last => 3130

d) 1863 = 3 in last => 1860

e) 2175 = 5 in last => 2180

2. Round off the following numbers to the nearest 100s.

a. 456 b. 3859 c. 4162 d. 4162

Answer :-

a) 456 = 5 at 10's place => 500

b) 3859 = 5 at 10's place => 3900

c) 4162 = 6 at 10's place => 4200

3. Choose the correct answer,

a. When rounded off to the nearest 10s, 432 becomes:

i. 440

ii. 330

Answer :-

• 2 in last , so 430 .

b. When rounded off to the nearest 100s, 4869 becomes:

i. 4870

ii. 4900

iv. 420

iii. 5000

Answer :-

• 6 at 10's place => 4900 .

C. When rounded off to the nearest 10s, 1006 becomes:

ii. 1100

iii, 1001

iv. 1000

i. 1010

Answer :-

• 6 in last , so, 1010 .

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