Question

2. Estimate the following sums by rounding to the nearest 10 and 100 and then find out which estimate is closer to the actual answer a. 333 + 444 b. 325 + 455 C. 385 +420 d. 655 + 656 ​

Answer 1

Explanation:

a. estimate 333 so the answer will be 300 then estimate 444 so it will be 400 ; 300 + 400 = 700.

b. 325 - 400

455 - 500 the add both the numbers 400+500=900

c. 385- 400

420- 400

400 +400=800

d. 655- 700

656- 700

700 +700= 1400