Grade 2 - Math SD Week 1 (2024-2025)

There are 5 apples in a row. The first apple is red, the second apple is green, the third apple is yellow, the fourth apple is red, and the fifth apple is green. What color is the third apple?

• • Blue

• Green

• Yellow

• Red

Answer explanation

In the list, the third apple is described as yellow. The positions are counted as 1st, 2nd, 3rd, 4th, and 5th.

Lisa is the 4th person in line at the ice cream truck. If two people leave the line in front of her, what is Lisa’s new position in the line?

• 1st

• 2nd

• 3rd

• 4th

Answer explanation

• If two people in front of Lisa leave the line, she moves up two positions. Originally 4th, she moves to 3rd and then to 2nd.

Write the number 36 in terms of tens and ones.

• 3 tens + 6 ones

• 6 tens + 3 ones

• 30 tens + 6 ones

• 36 tens + 0 ones

Answer explanation

The number 36 is composed of 3 tens (30) and 6 ones (6).

If you have 5 tens and 2 ones, what number do you have?

• 25

• 52

• 57

• 62

Answer explanation

• 5 tens equal 50 and 2 ones equal 2. Adding these together gives 52.

Write the number 148 in expanded form.

• 100 + 48

• 148 = 1 + 40 + 8

• 148 = 100 + 40 + 8

• 148 = 100 + 80 + 4

Answer explanation

•  In expanded form, each digit is written according to its place value: 100 (hundreds), 40 (tens), and 8 (ones).

What is the number name for 257?

• Two hundred seventy-five

• Two hundred fifty-seven

• Two hundred fifty-six

• Two hundred seventy-seven

Answer explanation

The number 257 is written out in words as "two hundred fifty-seven," where each digit is translated into its corresponding word.

choose the even numbers: 21, 28, 33, 40, 45.

• 21 and 33

• 33 and 45

• 28 and 40

• 21 and 40

Answer explanation

• Even numbers are divisible by 2. Among the given numbers, 28 and 40 can be divided by 2 without a remainder.

Is the number 73 odd or even?

• Odd

• Even

Answer explanation

Odd numbers are not divisible by 2 without a remainder. 73 cannot be divided by 2 evenly.

How many sides does a pentagon have?

• 3

• 4

• 5

• 6

Answer explanation

By definition, a pentagon is a shape with five sides.

Look at the following shapes: a rectangle, a triangle, and a circle. Which shape has 3 sides?

• Rectangle

• Triangle

• Circle

• Square

Answer explanation

• A triangle is defined as a shape with three sides.