Find the missing cells if each cell represents a ÷ b: Class 7
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Find the missing cells if each cell represents a ÷ b: Class 7
Question 1.
Find the missing cells if each cell represents a ÷ b: Class 7
| b ↓ a → | 1517 | 151.7 | 15.17 | 1.517 | 15170 |
| 37 | 41 | ||||
| 3.7 | 4.1 | ||||
| 0.37 | |||||
| 0.037 | 4100 | ||||
| 370 |
Solution:
| b ↓ a → | 1517 | 151.7 | 15.17 | 1.517 | 15170 |
| 37 | 41 | 4.1 | 0.41 | 0.041 | 410 |
| 3.7 | 410 | 41 | 4.1 | 0.41 | 4100 |
| 0.37 | 4100 | 410 | 41 | 4.1 | 41000 |
| 0.037 | 41000 | 4100 | 410 | 41 | 410000 |
| 370 | 4.1 | 0.41 | 0.041 | 0.0041 | 41 |
Question 2.
Using the digits 2, 4, 5, 8, and 0 fill the boxes ____ ____. ________ × ________ . ________ to get the: Class 7
(a) maximum product
(b) minimum product
(c) product greater than 150
(d) product nearest to 100
(e) product nearest to 5
Solution:
(a) 85.4 × 0.2
(b) 20.4 × 5.8
(c) 85.4 × 2.0
(d) 54.8 × 2.0
(e) 02.4 × 5.8
Question 3.
Sort the following expressions in increasing order : Class 7
(a) 245.05 × 0.942368
(b) 245.05 × 7.9682
(c) 245.05 ÷ 7.9682
(d) 245.05 ÷ 0.942368
(e) 245.05
(f) 7.9682
Solution:
Increasing order :
(f), (c), (a), (e), (d) and (b).