Estimate Decimal Sums and Differences

What is a reasonable estimate for the equation 1.92-1.39?

• 0.001

• 1.234

• 0.53

• 4.00

What is a reasonable estimate of the difference between 0.73 and 0.45?

• 0.25

• 3.00

• 0.92

• 2.00

What is a reasonable estimate for the equation 11.4-4.9?

• 3.8

• 6.00

• 0.002

• 16.00

What is a reasonable estimate of the sum of 5.7 and 2.32?

• 2.5

• 14.00

• 0.24

• 8.00

What is a reasonable estimate of the difference between 8.99 and 5.18?

• 4.00

• 14.00

• 2.7

• 8.00

What is a reasonable estimate of the sum of 15.66 and 9.88?

• 50

• 26

• 6

• .23

What is a reasonable estimate of the sum of 5.63 and 9.99?

• 5.00

• 5.63

• 16.00

• 2.12

Round to the nearest WHOLE number to find the sum:

44.56 + 14.72

• 59.28

• 50

• 60

• 58

Round to the nearest TEN to find the sum:

19.36 + 12.88

• 32.24

• 31

• 32

• 30

Estimating is finding a value that is CLOSE or APPROXIMATE to the actual value, but it's not exact.

• True

• False