Page 17 - SM inner class 6.cdr

Summary

1. Addi tion of two or more numbers give us the another numbers which is called the sum.
2. Subtrac tion is used to find the differ ence between two numbers.
3. The prod uct is the result or answer of multi ply ing the multiplicand by the multi plier.
4. Any number multi plied by 0 is 0.
5. 100 20´ Þ 1 2´ and add three zeros. =2000
6. Dividend = divi sor ´ quotient + remain der.
7. BODMAS is stand for B ® Bracket, 0 ® of, D ® Division, ® M ® Multi pli ca tion, A ® Addi tion,
S ® Subtrac tion.
Calcu la tion is done accord ing to this order.
8. We can learn to predict the future discover new things and better under stand the world around us
after know ing pattern system.

Review Exercies
1. Calcu late the follow ing.
(i) 13 2 7 2 3 4´ + ¸ - + (ii) 7 4 9 3 2 8 4´ - ¸ + ´ -
¸
(iii) 16 4 3 8 2 5¸ + ´ - ´ (iv) (3 2 5´ + ) 2 4 3 2
´
´
-
2. Complete the pattern
=
+
1 3 2 2
+
=
+
1 3 5 3 2
=
+
1 3 5 7 4 2
+
+
+
1 3 5 7 9 =¼
+
+
+
+
1 3 5 +¼+¼+¼=¼
+

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Mathematics In Focus - 6