Rounding
What is 58 rounded to the nearest ten?
60
72 + 23 = ?
95
What is the greatest 2 digit number you can make with these digits: 7, 2, 9, 0
97
15 apples were on the table. I ate 7 apples. How many apples are on the table now?
8 apples
On a farm, a worm came out of his hole. He saw 10 legs. How many chickens and horses did he see?
He saw 2 horses and 1 chicken
Round 631 to the nearest ten.
630
93 - 17 = ?
76
What is the smallest 3 digit number you can make with these digits: 7, 2, 9, 1
127
12 crickets hopped on the grass. 28 more crickets hopped there. How many crickets are on the grass now?
40 crickets
Mary likes to dress up her dogs. One wears a hat, one wears a coat, and one wears a scarf. Their names are Spot, Tag, and Barney. Tag loves to wear a scarf. Spot won’t wear the coat. Match each dog with what it wears.
Spot = hat; Tag = scarf; Barney = coat
Round 315 to the nearest hundred.
300
15 + 12 + 13 = ?
40
Which number is greater and why: 1,742 or 1,724
1,742 because the number in the tens place is greater.
If 24 plums are shared equally into 6 bags, then how many plums will be in each bag?
4 plums
Kim is 7 years old. Marcus is 2 years older than Kim. Joe is 3 years older than Marcus. How old are Marcus and Joe?
Marcus is 9 and Joe is 12
681 rounded to the nearest ten is 690. Explain why this is incorrect.
The number in the ones place is 1, so we round down.
175 - 129 = ?
46
10,688 is greater than 10,788. Why is this incorrect?
The number in the hundreds place is greater in 10,788.
A red hat costs $18 and that is 3 times as much as a blue hat costs. How much does a blue hat cost?
$6
Joe bought 7 green lollipops. There are 3 fewer yellow lollipops than green lollipops. There are 2 more red lollipops than yellow lollipops. How many lollipops are there?
17 lollipops
Round 999 to the nearest hundred.
1,000
927 - 449 = ?
478
One hundred eighty-two thousand, four hundred sixty-six.
Mom is baking a cake for Erin’s birthday party. She needs 28 eggs. She has 16. Grandma gave her 3. How many more does she need?
9 more eggs
Four children are lining up for lunch. Their names are Lin, Bill, Jon, and Mary. Lin is first. Bill is last. Mary is behind Lin and in front of Jon. Who is third in line?
Jon