Estimate to nearest hundred and solve. a. 1463+179
b.2806-176
c.1831+329
d.7345+5893
e.665-213

100に最も近いと推定し、解決します。
a。 1463 + 179
b.2806-176
c.1831 + 329
d.7345 + 5893
e.665-213​

(a) 1600

(b) 2600

(c) 2200

(d) 13200

(e) 500

Step-by-step explanation:

a. 1463 + 179 = 1642

By rounding to the nearest hundred the answer is 1600.  

b.2806 - 176 = 2630

By rounding to the nearest hundred the answer is 2600.  

c.1831 + 329 = 2160

By rounding to the nearest hundred the answer is 2200.  

d.7345 + 5893 = 13238

By rounding to the nearest hundred the answer is 13200.  

e.665 - 213 = 452

By rounding to the nearest hundred the answer is 500.

a) 1600

b) 2600

c) 2200

d) 13200

e) 500

Step-by-step explanation:

a) 1463 + 179

1400 + 200

1600

b) 2806 - 176

2800 - 200

2600

c) 1831 + 329

1900 + 300

2200

d) 7345 + 5893

7300 + 5900

13200

e) 665 - 213

700 - 200

500

answer:

c) the x-coordinate of the center of the circle increases by 3