Using Multiples of 10
to Estimate
DATE
Estimate about how many meters Martin swims in June if he swims about
20 meters per day. There are 30 days in June. Show how you made your
estimate.
About
2
NAME
XXX
Estimate how many days it would take Martin to swim 6,000 meters. Show how you
made your estimate.
days
Practice
Make an estimate and solve.
107 ∗ 19 = ?
4
Estimate:
86 ∗ 975 = ?
Estimate:
1 0 7
×
64
SRB
meters
About
3
TIME
1 9
9 7 5
×
8 6
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