darkchicky123ouulwc darkchicky123ouulwc

17-08-2017
Mathematics

contestada

Use rounding or compatible numbers to estimate the sum. 256+321

Respuesta :

jasmeency jasmeency

17-08-2017

256 being rounded would become 260 and 321 would become 320 so adding up the estimates the would be 580 (real answer is 577)

Answer Link

Otras preguntas

What is society? How it is formed

10 ABCD is a trapezium. AB and DC are parallel sides. a Show that a+d=180. b Show that b+c= 180.

A farmer wants to fence an area of 5400 square feet in a rectangular field and then divide it in half with a fence parallel to one of the sides of the rectangle

The square root of 125 is between .

Two questions that i need help answering. The worktop is to be covered with square tiles , each measuring 4cm by 4cm . How many tiles are needed to cover the wo

0 0 14. Select the correct answer. Oxygen Nitrogen O Carbon _helps cells carry out their special functions. Phosphorous

Determine the values of x in the equation x2 = 49. x = ±7 x = −7 x = ±24.5 x = 24.5

Question 5 The area of the South China Sea is 6.963 × 106 km2. The area of the Artic Ocean is 1.4056 × 107 km2. Find the total area. Write the final answer in

what role did german American play in the war?

You and your friend visited the UAE's falcon-winged pavilion in the expo 2020 .Both of you stood back to back. You ran 20m forward then 15m to your right. At th