1

Problem

Identify the large decimal number:

2

Step

When comparing decimals, compare the whole number parts first. In this case, the whole number part of all decimals is 1.

3

Step

If the whole number parts are identical, compare the tenth place (the first digit after the decimal point).

4

Step

The number with the highest digit in the tenth’s place is the largest.

5

Step

The digit 9 is the largest in the tenth place in this particular case.

6

Solution

Out of the given decimal numbers, 1.9 is the largest.

7

Sumup

Please summarize steps

Choices

8

Choice-A

This is the smallest number because 1.5 has a tenth-place digit of 5

Wrong 1.5

9

Choice-B

This is the smallest number because 1.3 has a tenths place digit of 3

Wrong 1.30

10

Choice-C

This is the largest number because 1.9 has a 9 in the tenths place

Correct 1.90

11

Choice-D

This number is not included in the provided list, making it incorrect

Wrong 1.60

12

Step

Option

C

13

Sumup

Please summarize choices