1.
Which has the same sum as 5 + 6?
A.
1 + 1
B.
4 + 7
C.
9 + 1
D.
8 + 2
Hint
2.
Find 700 + 100.
A.
800
B.
880
C.
600
D.
710
Hint
3.
Find 200 + 200.
A.
220
B.
440
C.
400
D.
0
Hint
4.
Find 728 + 244.
A.
972
B.
572
C.
962
D.
982
Hint
5.
Which is true when adding 152 + 629?
A.
First add 9 + 2 to get 11. Regroup 11 ones as 1 ten. The answer is 780.
B.
First add 9 + 2 to get 11. Regroup 10 ones as 1 ten. The answer is 781.
C.
First add 9 + 2 to get 11. Regroup 10 ones as 1 ten. The answer is 771.
D.
First add 9 + 2 to get 11. Regroup 11 ones as 1 ten. The answer is 770.
Hint
6.
Find 261 + 58.
A.
309
B.
219
C.
317
D.
319
Hint
7.
Which addition has tens to regroup?
A.
624 + 94
B.
642 + 49
C.
426 + 49
D.
624 + 49
Hint
8.
Estimate the sum to the nearest ten. 626 + 187
A.
810
B.
820
C.
830
D.
800
Hint
9.
Estimate the sum to the nearest hundred. 122 + 721
A.
700
B.
900
C.
800
D.
1,000
Hint
10.
Find the sum.
$5.26 + $2.31
A.
$8.57
B.
$7.67
C.
$7.57
D.
$8.67
Hint
11.
Find the sum.
$7.92 + $1.76
A.
$8.68
B.
$9.68
C.
$9.66
D.
$8.66
Hint
12.
Marcos plays the piano about 20 minutes each day. About how many minutes will he play in four days?
A.
about 24 minutes
B.
about 60 minutes
C.
about 40 minutes
D.
about 80 minutes
Hint