Use compatible numbers to estimate 368 x 245. Is your estimate an overestimate or an underestimate?
400 x 50 = 20,000
10,010 = 10,010
100,000 = 100,000
So, 368 x 245 is about 100,000. This is an underestimate.
1.85 x 96 = 177.6
Use compatible numbers to estimate the product. Is your estimate an overestimate or an underestimate?
3.56 x 10^6 = 3,560,000
4.23 x 597 = 2,527.31
Estimate the product:
5.203 x 85 = 442.255
6.67405