Instructions
Read each question carefully and write your answer in the space provided. Try your best and have fun showing off your amazing math skills!
Part 1: Number Detectives
A. Fill in the missing numbers in each sequence.
- 345, 346, ______, 348, ______, 350
- 980, 990, ______, 1010, ______, 1030
- 7,654, 7,653, ______, 7,651, ______
Part 2: Super Sums and Daring Differences
A. Find the sum. Remember to carry over!
|
567 + 285 -------
|
4,829 + 3,473 -------
|
24,680 + 15,321 --------
|
B. Find the difference. Remember to borrow!
|
942 - 358 -------
|
7,350 - 2,166 -------
|
51,000 - 12,456 --------
|
Part 3: Multiplication Mysteries
Read the story and solve the problem. Show your work!
-
A farmer plants 35 seeds in each row. If he plants 4 rows, how many seeds does he plant in total?
Work space:
Answer: _______________________
-
Mia reads 21 pages of her book every night. How many pages will she read in 7 nights?
Work space:
Answer: _______________________
Part 4: Compare and Round
A. Place a <, >, or = in the circle to compare the numbers.
| 623 | O | 326 |
| 1,987 | O | 1,987 |
| 8,450 | O | 8,540 |
| 11,200 | O | 9,900 |
B. Round the number as instructed.
| Number | Round to the Nearest 10 | Round to the Nearest 100 | Round to the Nearest 1,000 |
|---|---|---|---|
| 2,846 | |||
| 7,183 |
Answer Key
Part 1: Number Detectives
- 347, 349
- 1000, 1020
- 7,652, 7,650
Part 2: Super Sums and Daring Differences
A. Sums:
- 567 + 285 = 852
- 4,829 + 3,473 = 8,302
- 24,680 + 15,321 = 40,001
B. Differences:
- 942 - 358 = 584
- 7,350 - 2,166 = 5,184
- 51,000 - 12,456 = 38,544
Part 3: Multiplication Mysteries
- 35 x 4 = 140 seeds
- 21 x 7 = 147 pages
Part 4: Compare and Round
A. Comparing:
- 623 > 326
- 1,987 = 1,987
- 8,450 < 8,540
- 11,200 > 9,900
B. Rounding:
| Number | Round to the Nearest 10 | Round to the Nearest 100 | Round to the Nearest 1,000 |
|---|---|---|---|
| 2,846 | 2,850 | 2,800 | 3,000 |
| 7,183 | 7,180 | 7,200 | 7,000 |