Tamil Nadu Board Solutions for Chapter: Number System, Exercise 4: Exercise 1.1

Author:Tamil Nadu Board

Tamil Nadu Board Mathematics Solutions for Exercise - Tamil Nadu Board Solutions for Chapter: Number System, Exercise 4: Exercise 1.1

Attempt the free practice questions on Chapter 1: Number System, Exercise 4: Exercise 1.1 with hints and solutions to strengthen your understanding. Mathematics Standard 7 Term I solutions are prepared by Experienced Embibe Experts.

Questions from Tamil Nadu Board Solutions for Chapter: Number System, Exercise 4: Exercise 1.1 with Hints & Solutions

EASY
7th Tamil Nadu Board
IMPORTANT
Mathematics Standard 7 Term I>Chapter 1 - Number System>Exercise 1.1>Q 3

Add (-3) and (-5), using number line.

EASY
7th Tamil Nadu Board
IMPORTANT
Mathematics Standard 7 Term I>Chapter 1 - Number System>Exercise 1.1>Q 3

Find the value of (-100)+(-10).

EASY
7th Tamil Nadu Board
IMPORTANT
Mathematics Standard 7 Term I>Chapter 1 - Number System>Exercise 1.1>Q 3

Find the value of 20+(-72).

EASY
7th Tamil Nadu Board
IMPORTANT
Mathematics Standard 7 Term I>Chapter 1 - Number System>Exercise 1.1>Q 3

Find the value of 82+(-75).

EASY
7th Tamil Nadu Board
IMPORTANT
Mathematics Standard 7 Term I>Chapter 1 - Number System>Exercise 1.1>Q 3

Find the value of -48+(-15).

EASY
7th Tamil Nadu Board
IMPORTANT
Mathematics Standard 7 Term I>Chapter 1 - Number System>Exercise 1.1>Q 3

Find the value of -225+(-63).

EASY
7th Tamil Nadu Board
IMPORTANT
Mathematics Standard 7 Term I>Chapter 1 - Number System>Exercise 1.1>Q 4

Thenmalar appeared for competitive exam which has negative scoring of 1 mark for each incorrect answer. In paper I she answered  25 questions incorrectly and in paper II, 13 questions incorrectly. Find the total reduction of marks.

EASY
7th Tamil Nadu Board
IMPORTANT
Mathematics Standard 7 Term I>Chapter 1 - Number System>Exercise 1.1>Q 9

 Identify the problem with a negative number as its answer: