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Estimating the Sum
Money
Double Digit Addtion
Rounding
Word Problems
100
About how much is 24 and 25 altogether?
20 +30 ______ 50
100
How much do I have with 2 dimes, 1 nickel, and 8 pennies?
33 cents
100
13+14=
27
100
What is 47 rounded to the nearest 10?
50
100
Look at the PICTOGRAPH on the board. How many more students used scooters than skates to get to school?
scooters= 20 skates=10 20-10=10
200
About how much is the sum? 37+43=
40+40=80
200
How can I write one dollar and fifty cents?
$1.50
200
Find the sum. 44+16=
60
200
Ned has 24 crayons to share with his class. ABOUT how many crayons does he have?
Round 24 to 20
200
Look at the pictograph on the math board. How many use skates AND scooters?
skates= 10 scooters= 20 10+20=30
300
About how much is the sum? 19+20=
20+20=40
300
Jill wants to buy a doll for 89 cents. She has 2 quarters, 2 dimes, and 1 penny. How much does she have? Is it enough to buy the doll?
71 cents. NO!
300
John has 12 goldfish and Betty has 5. How many do they have ALTOGETHER?
12+5=17
300
Round 98 to the nearest ten.
100
300
We used 15 sheets of paper on Monday and 29 sheets of paper on Friday. How many sheets were used altogether?
15+29=44
400
Estimate the sum? 61+8=
60+10=70
400
Write 89 cents correctly?
$.89 or 89 cent sign
400
Mrs. Dortch has 28 students and Mrs. Baughman has 19 students. How many students do they have IN ALL?
28+19=47
400
Which numbers on the number line would round to 70?
65, 66, 67, 68, 69, 70, 71, 72, 73, and 74
400
Kaiden read 16 pages of a book and Gavin read 15 pages of a book. How many pages did they read altogether?
16+15=31
500
About how much is 62+31
60+30=90
500
I have one dollar, 2 dimes, one quarter, and a nickel. How much money do I have?
$1.50
500
76+9=
85
500
Choose the numbers on the number line that would round to 60? a. 63 d. 57 b. 24 e. 54 c. 59 f. 71
A, C, and D
500
Use the TABLE on the board. How many students are in Mrs. Craig and Mrs. Hill's classes?
Mrs. Craig= 18 Mrs. Hill=21 18+21=39