Negative Numbers and Integers — Maths STD 6 — Question

The weights of new born babies (in kg) in a hospital on a particular day are as follows:
2.3, 2.2, 2.1, 2.7, 2.6, 3.0, 2.5, 2.9, 2.8, 3.1, 2.5, 2.8, 2.7, 2.9, 2.4
How many babies weigh more than 2.8kg?

Subtract:
-28 from -43

Find the predecessor of each of the following integers:-125

Estimate the following by rounding off factor to nearest thousands:
28,292 - 21,496

Fill in the blanks to make the following a true statement:
27 × 18 = 27 × 9 + 27 × ___ + 27 × 5

Name of the following parallelogram:
The diagonals are equal and the adjacent sides are equal.

Divide:
-639 by -71

Mark the following integers on a number line:

1. 7
2. -4
3. 0

Write (T) for true and (F) for false for the following statements:
The sum of an even number and an odd number is an odd number.

Test the divisibility of the following numbers by 10:
55555