Math, asked by faithnicholas13, 6 months ago

Round off each to one significant figure then approximate the answer.
Example:23 + 19
20 + 20
= 40
Activity
1)73 - 48
2)171 ÷ 18
3)$470 + $610
4)$510 - $170
5)9.6 × 5.8

7)
8)
9)
10)

Answers

Answered by anoo24
2

Step-by-step explanation:

1) 70-50

= 20

2) 170 ÷ 20

= 8.5

3) 500 + 600

= 1100

4) 500 - 200

= 300

5) 10 × 6

= 60

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