Question

3. Estimate the sum and the difference of the following by rounding-off to the nearest 1,000
a. 3,683 and 2,467
b. 68,875 and 7,658
c. 44,046 and 77,781
d. 1,659 and 50,499​

Answer 1

Answer:

It is true that people in the earliest times used to travel from one place to another. But their journeys were dangerous. Hills, high mountains including the Himalayas, deserts, rivers and seas created dangers for them. But they never got afraid of them.

Step-by-step explanation:

It is true that people in the earliest times used to travel from one place to another. But their journeys were dangerous. Hills, high mountains including the Himalayas, deserts, rivers and seas created dangers for them. But they never got afraid of them.