Question

a) 6540+5390
b) 4689 + 758
c) 6823 +3576
d) 4600 + 3250
e) 6502 +845
f) 775 +6750
g) 876 +412
h) 4550 + 450
2. Estimate all the sums of Q1 by rounding both 4-digit numbers and 3-digit number
to the nearest 100. In each, say which estimate--that of Q1 or Q2, is closer.​

Answer 1

Answer:

1 answer 11930

2answer5447

3answer10399

4answer7850

5answer7347

6answer7525

7answer1288

8answer5000