60 x 30 = 1800
60 × 30
the answer is 1000800
300 x 7 = 2100
Round 38 to 40. Estimate the product as 80. The actual product is 76.
can you tell the right thing
That's an overestimate.
the answer is 1000800
it is 80,000.
The best estimate is the true value.
77.095
Answere is 80,000
The best estimate is, of course, the exact answer which is 19.075I would settle for 5*4 = 20.
Estimate: 40 times 70 = 2800 Actual: 2924
300 x 7 = 2100
200 x 430,000 = 86,000,000
1200 x 80 = 96000
I would go for 40*700 = 28000.
28