Estimating Products

By: Miss B

Round to the highest place value the numbers have in common

Estimate

18 x 16=

17 x 67=

Estimate

19 x 19 =

74 x 43 =

Estimate

62 x 18 =

81 x 18 =

Estimate

319 x 15 =

59 x 19 =

Estimate

542 x 17=

20 x 18 =

Estimate

32 x 15 =

15 x 78 =

Estimate

334 x 33

862 x 174

Estimate

27 x 75 =

46 x 46 =

Mixed Review

Find the value of the expression

if t=4, if t = 9

1. t + 45

2. 700 – t

3. 71 – t

4. t + t