The number sentence 2+4=4+2 is an example of the _______.
What is the Commutative Property
200
Round to the greatest place.
1,499
What is 1,000
200
$153.98+$72.35
What is $226.33
200
Find the difference.
$73.14-$9.08=
What is $64.06
200
Decide we need an exact answer or an estimate.
Aba has $20.00. She wants to buy a necklace for $12.59 and a bracelet for $9.99. Does she have enough money?
What is an estimate
300
(4+5)+2=4+(5+2) is an example of what property
What is the associative property
300
Round and then estimate the sum
$5.78
+$4.29
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What is $6.00 +$4.00=$10.00
300
Add.
25,846+16,985=
What is 42,831
300
Find the difference.
3,152-981=
What is 2,171
300
Decide whether we need an exact answer or an estimate.
Sal's lunch costs $7.56. He pays with a twenty dollar bill. How much change should the cashier give Sal?
What is an exact amount
400
73+13=___+73
What is 13.
400
Round to the nearest hundred then estimate the sum.
842+269=
What is 800+300=1,100
400
Add.
62,141+37,436=
What is 99,577
400
Find the difference.
6,424-2,375
What is 4,049
400
Find the difference
2,004-1,413=
What is 591
500
(9+8)+5=9+______
What is (8+5) or (5+8)
500
Round to the nearest ten then estimate the sum.
1,560+2,374=
What is 1,560+2,370=3,930
500
Add.
245,190+462,904=
What is 708,094
500
Find the difference.
10,600-5,251=
What is 5,349
500
Round to the greatest place. Then estimate.
622+5,299=