3.NBT.A.2 (Fluently Add and Subtract)
Solve: 342 + 125
467
A square has a side of 4cm. What is the perimeter?
16 cm
Pattern: 2, 4, 6, 8. What is the next number?
10
I have 10 apples. I eat 2 and buy 5 more. How many now?
13
Solve: 5x 2 is the same as 2 x__
5
Solve: 589 - 243
346
A rectangle is 5in long and 3in wide. Perimeter?
16 in
Pattern: 3, 6, 9, 12. What is the rule?
add 3
Books cost $5 each. Buy 3 books, pay with $20. Change?
$5
Solve: (2x 3) x 4 = 2 x (_ x4)
3
Solve: 400 - 156
244
Perimeter is 20m. All 4 sides are equal. Side length?
5 m
Is the sum of two odd numbers even or odd?
even
4 teams have 5 kids each. 2 kids leave. How many left?
18 kids
Solve: 7 x 6 = (7 x 5) + (7 x __)
1
Find the sum of 187, 234, and 56.
477
A triangle has sides 6cm, 8cm, and 10cm. Perimeter?
24 cm
If you multiply any number by 2, is the answer even or odd?
even
3 bags of 10 marbles. Give 12 away. How many remain?
18 marbles
What property is 9 x 1 = 9?
Identity
Which is greater: 900 - 455 or 267 + 188?
They are equal both are 445
A rectangle perimeter is 24. Length is 8. What is width?
4
Rule: Add 4, Subtract 1. Start at 10. Next 3 numbers?
13,12,16
5 crates with 8 apples. 10 are rotten. Pack rest into 6 bags.
5 apples per bag
Solve 8x 7 using the Distributive Property.
(8x5)+(8x2)=40+16=56