Transcript Lesson 71 Today you will learn: how to tell and show time to the

Lesson 72
Today you will learn:
how to round a number to the
nearest hundred
how to estimate sums and
differences of three-digit
numbers
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Calendar
What is today’s date?
What was the date one week ago?
What will the day of the week be on the 20th of
this month?
How many days are there in 2 weeks?
How many days are there in 9 weeks?
How many weeks and leftover days are there in
21 days? 26 days?
Number of the Day
21
Do we say this number
when we count by 2s, 3s, 4s, 5s or 7s?
Multiples Chart
Fill in the first 10 multiples of
2, 3, 4, 5, and 7.
Say a number sentence for the number of the day.
Temperature
 Is it warmer or cooler today? By how
much?
 What is the freezing point of water?
 What is the boiling point of water?
 What is a human’s normal body
temperature?
 Temperature graph of two cities
Counting
 Say the perfect squares to 144.
 Count by 12s from 0 to 144 and
backwards from 144 to 0.
 Count by 1/2s from 0 to 6.
 Count by 4s from 100 to 148 and
backwards from 148 to 100.
 Tap, snap, clap (10s, 5s, 1s)
Today’s pattern
___, ___, ___, 517, 417, 317, ___, ___, ___
Rule:
What sentence can we say to tell how we
found the missing numbers?
Time
Click here for the clock
 It is afternoon. How many minutes are
there until the next hour?
Problem of the Day
Mrs. Jones bought 9 packages of pencils.
There are 10 pencils in a package. How
many pencils does she have altogether?
9 x 10
9 x 10 = 90 pencils
Money
Fact Practice
Multiplying by 2
Timer
Rounding to the nearest 100
Estimating sums and
differences of 3 digit numbers
Guided Practice
 Guided Practice 72 A
 Homework 72 B