Rounding
What is 13 rounded to the nearest 10?
10
Find the sum of 23 and 7.
30
Which of the following show breaking apart the second addend to find the sum to 43+37?
A. 43+3+7=? B. 43+30+7=? C. 43+ 70+3=?
D. 43+ 37=?
B. 43+30+7=80
Steve has 54 markers. His sister gives him 17 more markers. How many markers does Steve have now?
54+17=71
Kathy has 2 rows of bean, with 5 beans in each row. How many beans does Kathy have in all?
5+5= 10
What is 27 rounded to the nearest 10?
30
Find the sum of 35 and 13.
35+13= 48
Which equation shows how you would break apart the second addend to solve 56+12?
A. 12+50+6=? B. 56+10+2=? C. 56+1+2=?
D. 12+5+6=?
B. 56+10+2= 68
Bess has 18 dolls. Her Mom buys her 13 more dolls. How many dolls does she have now?
18+13=31 dolls
James puts postcards in 3 rows. Each row as 5 postcards. How many postcards does he have in all?
5+5+5=15
What is 65 rounded to the nearest 10?
70
Find the sum of 45 and 8.
45+8= 53
How can you solve 28+43 by breaking apart the second addend? What is the sum?
28+40+3= 71
Ebony has 45 beads. Ivan gives her 26 more beads. How many beads does she have in all?
45+26= 71 beads
Which equation has a sum that is an even number greater than 14?
A. 7+8=? B. 8+8=? C. 9+8=? D. 6+6=?
B. 8+8=16
Which of the following rounds to 50 when rounded to the nearest 10? Choose all that apply?
A. 56 B. 46 C. 53 D. 48 E. 42
B. 46
C. 53
D. 48
Find the sum 23, 13, 34
23+13+34= 70
Break apart the second addend to find the sum of 25+34?
25+30+4=59
On Monday you read 12 pages for homework. On Tuesday you read 34 pages for homework. On Wednesday you read 30 pages. How many pages have you read?
12+34+30=76
Lee has 14 stickers. Melody has 8 stickers. How many more stickers does Lee have?
14-8=6 or 8+? =14
?=6
Which of the following rounds to 40 when rounded to the nearest 10?
A. 35 B. 48 C. 42 D.38 E. 46
A. 35
C.42
D. 38
Which of the following has a sum of 61? Choose all that apply.
A. 19+42 C. 50+11
B. 50+19 D. 42+19
A. 19+42
C.50+11
D. 42+19
Break apart the second addend to find the sum of 58+24.
58+20+4=82
Jill has 47 songs on her music player. Tanya has 53 songs on her music player. How many songs do they have in all?
47+53= 100 songs
Ronald wants to find 8+9. Which doubles fact will help him most?
A. 6+6=12 B. 7+7=14 C. 8+8=16 D. 10+10=20
C. 8+8=16