4 years ago

How do you use rounding or compatible numbers to estimate the sum of a number

1 answer:

7 0

Round the numbers, then add them

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morpeh [17]

Answer:

660,000

Step-by-step explanation:

600,000 + 60,000 = 660,000

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3 years ago

lianna [129]

1/5+9/20=4/20+9/20=14/20

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3 years ago

madam [21]

Answer:

15w+50=t

Step-by-step explanation:

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3 years ago

Vsevolod [243]

Answer:

$0.000 002 = 2 \times {10}^{ - 6}$

Step-by-step explanation:

It is already in standard form and can be expressed in scientific form as:

$0.000 002 = 2 \times {10}^{ - 6}$

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3 years ago

Aleksandr [31]

Answer:

A triangle equals to 180. Given that it is a right triangle, one angle should be 90.

So, 90+20 = 110

180-110= 70

Therefore, the other two angles are 90 and 70.

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3 years ago