Mỳ Second Grade Math 1st week test

Day 1 #1: What is 4 + 5? A) 8 B) 9 C) 10 D) 11

B) 9

Day 1 #2: 10 - 3 = ___

7

Day 1 #3: 6 + 6 = 12. (True or False?)

True

Day 1 #4: What number completes this addition sentence: 8 + ___ = 10?

2

Day 1 #5: Using the make-a-ten strategy: To solve 9 + 5, break 5 into 1 and 4. 9 + 1 = 10 10 + 4 = ___

14

Day 1 #6: Which number sentence belongs to the same fact family as 7 + 5 = 12? A) 12 - 7 = 5 B) 7 + 7 = 14 C) 12 - 5 = 6 D) 5 + 6 = 11

A) 12 - 7 = 5

Day 1 #7: 14 - 8 = 7. (True or False?)

False (14 - 8 = 6)

Day 1 #8: Complete the fact family for the numbers 6, 8, and 14: * 6 + 8 = 14 * 8 + 6 = 14 * 14 - 6 = 8 * 14 - ___ = 6

8

Day 1 #9 (Word Problem): Leo has 9 blue marbles and 7 green marbles. How many marbles does Leo have altogether?

16 marbles (9 + 7 = 16)

Day 1 #10: Solve 15 - 9 by decomposing: 15 - 5 = 10, then 10 - 4 = ___. A) 5 B) 6 C) 7 D) 8

B) 6

Day 1 #11: 8 + 7 = 8 + 2 + ___ = 15

5

Day 1 #12: If a + b = 17, then 17 - b = a. (True or False?)

True

Day 1 #13 (Word Problem): Maya baked 16 cookies. Her brother ate some cookies. Now there are 7 cookies left. How many cookies did her brother eat?

9 cookies (16 - 7 = 9)

Day 1 #14 (Word Problem): Ben has 8 red toy cars. Emma gives him 5 more red cars. Then, Ben gives 4 cars to Noah. How many toy cars does Ben have now?

9 cars (8 + 5 = 13, 13 - 4 = 9)

Day 1 #15 (Challenge): A toy box has 18 balls inside. 6 are soccer balls, 5 are basketballs, and the rest are tennis balls. How many tennis balls are in the box?

7 tennis balls (6 + 5 = 11, 18 - 11 = 7)

Day 2 #1: In the number 53, which digit is in the tens place? A) 3 B) 5 C) 8 D) 0

B) 5

Day 2 #2: The number 47 has ___ tens and ___ ones.

4 tens and 7 ones

Day 2 #3: The value of the digit 7 in 72 is 70. (True or False?)

True

Day 2 #4: Write the standard numeral for: one hundred twenty-four.

124

Day 2 #5: Complete the expanded form: 368 = 300 + ___ + 8.

60

Day 2 #6: What number is represented by 4 hundreds, 0 tens, and 6 ones? A) 460 B) 46 C) 406 D) 604

C) 406

Day 2 #7: 600 + 40 + 9 = 649. (True or False?)

True

Day 2 #8: Write in expanded form: 752 = ___ + ___ + ___.

700 + 50 + 2

Day 2 #9 (Word Problem): A farmer packed 3 large crates of 100 apples, 5 bags of 10 apples, and had 2 loose apples left over. How many apples does he have in total?

352 apples (300 + 50 + 2 = 352)

Day 2 #10: Which of the following equals 815? A) 8 hundreds + 15 tens B) 800 + 10 + 5 C) 80 + 10 + 5 D) 800 + 50 + 1

B) 800 + 10 + 5

Day 2 #11: 10 tens has the exact same value as 1 hundred. (True or False?)

True (10 x 10 = 100)

Day 2 #12: A number has 6 hundreds, 14 tens, and 3 ones. In standard form, this number is ___.

743 (6 hundreds = 600, 14 tens = 140; 600 + 140 + 3 = 743)

Day 2 #13 (Word Problem): Sofia has 2 dollar bills (100 cents each), 13 dimes (10 cents each), and 4 pennies (1 cent each). How many cents does she have in standard form?

334 cents (200 + 130 + 4 = 334)

Day 2 #14: I am a 3-digit number. My hundreds digit is 4. My tens digit is 3 more than my hundreds digit. My ones digit is 2 less than my tens digit. What number am I?

475 (Hundreds = 4, Tens = 4 + 3 = 7, Ones = 7 - 2 = 5)

Day 2 #15 (Challenge): Caleb says that 2 hundreds and 17 tens is the same as 370. Maya says it equals 270. Who is correct, and what is the true expanded calculation?

Caleb is correct. 2 hundreds (200) + 17 tens (170) = 200 + 170 = 370.

Day 3 #1: What number comes next: 10, 20, 30, 40, ___? A) 45 B) 50 C) 60 D) 100

B) 50

Day 3 #2: Fill in the missing number: 2, 4, 6, ___, 10.

8

Day 3 #3: When skip counting by 5s, the ones digit is always either 0 or 5. (True or False?)

True

Day 3 #4: Skip count by 100s: starting at 300, write the next 3 numbers.

400, 500, 600

Day 3 #5: 35, 40, 45, ___, 55, 60.

50

Day 3 #6: Starting at 240, what is the next number if you count forward by tens? A) 241 B) 250 C) 340 D) 260

B) 250

Day 3 #7: If you start at 95 and skip count backward by 5s, the next number is 100. (True or False?)

False (It is 90)

Day 3 #8: Skip count backward by tens: 120, 110, 100, ___, 80.

90

Day 3 #9 (Word Problem): A baker puts cupcakes into boxes of 5. She fills 7 complete boxes. How many cupcakes did she box altogether?

35 cupcakes (7 x 5 = 35)

Day 3 #10: What is the rule for this sequence: 312, 412, 512, 612? A) Add 1 B) Add 10 C) Add 100 D) Subtract 10

C) Add 100

Day 3 #11: Complete the sequence across the century mark: 185, 190, 195, ___, 205.

200

Day 3 #12: Starting at 14 and skip counting by 2s will include the number 25. (True or False?)

False (Counting by 2s from 14 only produces even numbers; 25 is odd)

Day 3 #13 (Word Problem): A frog starts at point 42 on a number line. It makes 4 big jumps forward of 10 units each, and then 2 small jumps backward of 2 units each. What number does the frog land on?

78 (42 + 40 = 82; 82 - 4 = 78)

Day 3 #14: Identify the missing values in this mixed pattern: 480, 490, ___, 510, ___, 530.

500, 520

Day 3 #15 (Challenge): A mystery pattern starts at 150. A student counts forward by tens until reaching 200, and then starts skip counting forward by fives from there. How many total jumps were made to reach 225?

10 jumps (From 150 to 200 by 10s: 5 jumps; from 200 to 225 by 5s: 5 jumps; 5 + 5 = 10 jumps)

Day 4 #1: Which symbol correctly compares 45 ___ 62? A) > B) < C) =

B) <

Day 4 #2: Write >, <, or =: 300 ___ 299.

(300 > 299)

Day 4 #3: 512 > 521. (True or False?)

False (512 < 521)

Day 4 #4: Which number is larger: 740 or 704?

740

Day 4 #5: Insert the correct symbol (>, <, or =): 400 + 30 + 6 ___ 436.

=

Day 4 #6: Which statement is TRUE? A) 819 < 809 B) 654 > 645 C) 321 = 312 D) 701 < 699

B) 654 > 645

Day 4 #7: 3 hundreds and 2 tens is less than 3 hundreds and 19 ones. (True or False?)

False (3 hundreds + 2 tens = 320; 3 hundreds + 19 ones = 319; 320 > 319)

Day 4 #8: Write the correct sign (>, <, or =): 500 + 80 ___ 500 + 8.

(580 > 508)

Day 4 #9 (Word Problem): Library A has 682 children's books. Library B has 679 children's books. Which library has more books?

Library A (682 > 679)

Day 4 #10: Which number makes this statement true: 450 < ___ < 460? A) 449 B) 455 C) 460 D) 465

B) 455

Day 4 #11: Complete the inequality with the smallest whole number possible: ___ > 789.

790

Day 4 #12: 1 hundred + 14 tens is greater than 200. (True or False?)

True (1 hundred + 14 tens = 100 + 140 = 240, and 240 > 200)

Day 4 #13: Arrange these numbers in order from least to greatest: 508, 580, 518, 499.

499, 508, 518, 580

Day 4 #14 (Word Problem): Team Green collected 4 hundreds and 12 tens of plastic bottles. Team Blue collected 510 plastic bottles. Which team collected more bottles, and by how many?

Team Green collected more by 10 bottles. (Team Green = 400 + 120 = 520; Team Blue = 510; 520 - 510 = 10)

Day 4 #15 (Challenge): Use the digits 3, 7, and 5 exactly once to make: a) The largest possible 3-digit number. b) The smallest possible 3-digit number. Then, write a comparison statement between the two numbers using either > or <.

a) Largest: 753; b) Smallest: 357; Comparison: 753 > 357 (or 357 < 753).

Day 5 #1: What is 10 more than 53? A) 43 B) 63 C) 54 D) 153

B) 63

Day 5 #2: 100 + 240 = ___

340

Day 5 #3: 10 less than 85 is 75. (True or False?)

True

Day 5 #4: What is 100 less than 650?

550

Day 5 #5: 482 - 10 = ___

472

Day 5 #6: What is 10 more than 295? A) 296 B) 300 C) 305 D) 395

C) 305

Day 5 #7: Mentally subtracting 100 from 914 changes only the hundreds place. (True or False?)

True

Day 5 #8: 398 + 10 = ___

408

Day 5 #9 (Word Problem): A plane was flying at 850 feet. It climbed 100 feet higher. What is its new altitude in feet?

950 feet

Day 5 #10: If you start at 503 and subtract 10, what number do you get? A) 403 B) 493 C) 513 D) 490

B) 493

Day 5 #11: 702 - 100 = ___

602

Day 5 #12: 590 + 10 = 700. (True or False?)

False (590 + 10 = 600)

Day 5 #13 (Word Problem): Marcus has $340 in his savings account. He deposits $100 on Monday, and then withdraws $10 on Friday. How much money is in his account now?

$430 (340 + 100 = 440; 440 - 10 = 430)

Day 5 #14: A number decreased by 10 is 492. What is 100 more than the original number?

602 (Original number = 492 + 10 = 502; 502 + 100 = 602)

Day 5 #15 (Challenge): Start with 319. * Step 1: Add 100. * Step 2: Add 10. * Step 3: Add 10 more. * Step 4: Subtract 100. What is the final number? Explain what happened to the original digits.

339. Adding 100 and then subtracting 100 cancels out; adding 10 twice increases the tens digit by 2 (from 1 ten to 3 tens).

Day 6 #1: What is 16 - 7? A) 8 B) 9 C) 10 D) 11

B) 9

Day 6 #2: 9 + ___ = 17

8

Day 6 #3: The number 908 has 9 hundreds and 8 tens. (True or False?)

False (It has 9 hundreds, 0 tens, and 8 ones)

Day 6 #4: Write 642 in expanded form.

600 + 40 + 2

Day 6 #5: Fill in the missing pattern value: 350, 400, 450, ___, 550.

500

Day 6 #6: Which comparison is correct? A) 729 > 792 B) 430 < 403 C) 605 < 650 D) 880 = 808

C) 605 < 650

Day 6 #7: 809 - 10 = 799. (True or False?)

True

Day 6 #8: 10 more than 194 is ___.

204

Day 6 #9 (Word Problem): A book has 13 chapters. Liam has read 6 chapters. How many chapters does he have left to read?

7 chapters

Day 6 #10: Which represents the number 524? A) 5 hundreds + 24 tens B) 5 hundreds + 2 tens + 4 ones C) 50 hundreds + 24 ones D) 500 + 2 + 4

B) 5 hundreds + 2 tens + 4 ones

Day 6 #11: Skip count backwards by fives: 210, 205, 200, ___, 190.

195

Day 6 #12: Adding 100 to 899 gives 999. (True or False?)

True

Day 6 #13 (Word Problem): In a school cafeteria, there are 412 forks and 421 spoons. Are there more forks or spoons? Write the comparison using > or <.

There are more spoons. (412 < 421 or 421 > 412)

Day 6 #14 (Word Problem): Chloe has 7 red stickers and 8 blue stickers. She gives 5 stickers to her friend. How many stickers does Chloe keep?

10 stickers (7 + 8 = 15; 15 - 5 = 10)

Day 6 #15 (Challenge): * Clue 1: I am a 3-digit number. * Clue 2: I am greater than 650 but less than 700. * Clue 3: My tens digit is an even number greater than 6. * Clue 4: If you add 10 to me, my hundreds digit changes to 7. * Clue 5: My ones digit is 3. What number am I?

693 (between 650 and 700; ones digit is 3; adding 10 gives 703, so the hundreds digit changes from 6 to 7 — confirming 693).