(–3) – (+10) = –13 (Add 10 positive tokens to –3). (+8) – (–7) = +15 (Add 7 positive tokens to +8). (–5) – (+9) = –14 (Add 9 positive tokens to –5). class 6 Mathematics Textbook Chapter 10 question answer class 6 Mathematics ...
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To subtract –3 – (+5), add 5 positive tokens to –3. This creates 5 zero pairs, leaving –8. So, –3 – (+5) = –8, confirming the result by adjusting the tokens in the set. class 6 Mathematics Textbook Chapter 10 question ...
Adding +5 and –8 using tokens involves canceling out 5 positive and 5 negative tokens, leaving 3 negative tokens. Thus, (+5) + (–8) = –3, representing a net movement of 3 steps left. Class 6 NCERT Ganita Prakash Chapter 10 The ...
Yes, subtraction can be converted to addition by changing the sign of the number being subtracted. For example, 7 – (–3) becomes 7 + 3. This works because subtracting a negative is like adding a positive. Class 6 NCERT Ganita Prakash ...
(–125) + (–30) = –155 (Moving 30 steps left from –125). (+105) – (–55) = +160 (Subtracting –55 is adding +55). (+80) – (–150) = +230 (Adding +150 to +80). (–99) – (–200) = +101 (Moving 200 steps right from –99). Class 6 NCERT ...