Rounding
What is 75 rounded to the nearest tens place
80
What is the place value of the 4 in the number 34?
Shaz rakes 12 piles of leaves. Tiana rakes 9 piles of leaves. How many piles of leaves did Shaz and Tiana rake in all?
21 piles of leaves
What is the formula for the perimeter of a rectangle?
Perimeter = side + side + side + side
Stack and solve:
53 - 22 =
31
30
What is the place value of the 3 in the number 134?
Joseph and Darryl bake 32 cookies. A'Niya eats 15 cookies. How many cookies are left?
17 cookies
Area = Length x Width
Stack and solve:
44 + 27 =
71
What is 190 rounded to the nearest hundreds place
200
What is the VALUE (not place value) of the 2 in the number 256?
200
Jaymari has 46 water balloons. Aniyah pops 28 water balloons. How many water balloons remain?
18 water balloons
What is the perimeter of a square with the length of 4 cm?
16 cm
Stack and solve:
34 - 18 =
16
What is 139 rounded to the nearest hundreds place?
100
In the following numbers 431 and 562, which digit is worth more, the 3 or the 2? Why?
The 3 (the 3 is worth 30 because it is in the tens place, the 2 is worth 2 because it is in the ones place)
In the word problem: Kedrick brings 10 toy cars to school. Benji brings 5 toy cars to school. How many toy cars do they have in all? What are the key words and what operation should you use?
in all; addition
What is the area of a rectangle with a length of 5 inches and a width of 4 inches
20 inches2 or 20 sq inches
How would you check the following equation?
54 - 10 = 44
44 + 10 = 54
What is 189 rounded to the nearest tens place?
190
In the following numbers, 294 and 137, which digit is worth more, the 9 0r the 1? Why?
The 1 (1 is in the hundreds place so it is worth 100 and 9 is in the tens place so it is worth 90)
Ryan brings 18 cupcakes to school. He gives 10 cupcakes to his classmates and 4 cupcakes to his teachers. How many cupcakes remain?
4 cupcakes
What is the perimeter and the area of a rectangle with the length of 3 ft and the width of 4 ft?
Perimeter = 14 ft
Area = 12 feet2 or 12 sq ft
How would you check the following equation?
(Hint: stack and solve first)
27 + 38 =
65 - 38 = 27