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प्रश्न
Fill in the blanks :
7 – 18 = ______ and (7 – 18) – 5 = ______
18 – 5 = ________ and (7 – 18) – 5 = __________
Is (7 – 18) – 5 = 7 – (18 – 5) ?
=> Subtraction of whose numbers is not ______
उत्तर
7 – 18 = -11 and (7 – 18) – 5 = -16
18 – 5 = 13 and (7 – 18) – 5 = -6
Is (7 – 18) – 5 = 7 – (18 – 5) = ?
No, (7- 18) – 5 ≠ 7 – (18 – 5)
=> Subtraction of whole number is not associative.
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संबंधित प्रश्न
Fill in the blank :
42 x 0 =_____
Evaluate :
15 x 49372
Complete the following magic square by supplying the missing numbers:
| 9 | 2 | |
| 5 | ||
| 8 |
Perform the following subtraction. Check your result by the corresponding addition.
6237 − 694
Determine the following products by suitable rearrangements:
625 × 20 × 8 × 50
Divide and check your answer by the corresponding multiplication in the following:
34419 ÷ 149
Find the value of: 0 ÷ 879
24679 × 92 + 24679 × 8 = ?
Any two consecutive numbers are coprime.
Write the digits 0, 1, 2, 3, ..., 9 in this order and insert ‘+’ or ‘–’ between them to get the result 3.
