Representing Numbers
Lionel Messi is one of the best soccer players in FIFA history, with 11,358 career points. Model/draw what this number would look like in base-ten blocks
11 (thousands cubes)
3 (hundreds blocks/flats)
5 (tens blocks/rods)
8 (ones unit cubes)
Find the sum of 15,253 + 74,398. Show your work
89,651
Use <, >, or = to fill in each blank to make each statement true.
217____218
<
Mark the following numbers on the number line: 10, 45, 98, 125, 199
0----------------------100----------------------200
Shown on the board
Brisdale Public School is having a Dance-a-thon. All Grade 4 classes bought 211 tickets, and all Grade 5 classes bought 353 tickets.
1) ABOUT how many tickets have both classes bought altogether? Show your work. 2) How many tickets have both classes bought altogether? Show your work
1) Round to the nearest hundred or ten (200 + 400 = 600 OR 210 + 350 = 560)
2) 564. Shown on the board
Write 35,572 in expanded form
30,000 + 5,000 + 500 + 70 + 2 = 35,572
Find the sum of 924 + 1,327. Show your work
2,251
Use <, >, or = to fill in each blank to make each statement true.
12,545____10,334
Round 142 to the nearest ten
140
Subtract 84 - 63. Estimate first. Show your work in as many ways as we learned
Estimation: 80-60 = 20
Exact: 21. Shown on the board (open/closed number line, standard algorithm, backwards front-end)
Write 48,284 in expanded form
40,000 + 8,000 + 200 + 80 + 4 = 48,284
Find the sum of 9,348 - 1,762. Show your work
7,586
Use <, >, or = to fill in each blank to make each statement true.
531____531
=
Round 6,678 to the nearest hundred
6,700
Add 373 + 524. Estimate first. Show your work in as many ways as we have learned
Estimation: 400 + 500 = 900 OR 370 + 520 = 890
Exact: 897. Shown on the board (open number line, front-end strategy, compensation strategy, standard algorithm)
Write 25,398 using number words (written form)
Twenty-five thousand, three hundred and ninety-eight
Find the sum of 8,461 + 7,598. Show your work
16,059
Use <, >, or = to fill in each blank to make each statement true.
29,809____28,709
>
Round 358 to the nearest ten
360
Brisdale Public School is having a Read-a-thon. Leah has read 562 books, and Jeet has read 727 books.
1) ABOUT how many more books did Jeet read than Leah? Show your work. 2) How many more books did Jeet read than Leah? Show your work
1) Round to the nearest hundred or ten (700 - 600 = 100 OR 730 - 560 = 170)
2) 165. Shown on the board
Write 86,729 using number words (written form)
Eighty-six thousand, seven hundred and twenty-nine
Find the sum of 26,854 - 12,081. Show your work
14,773
Use <, >, or = to fill in each blank to make each statement true.
323____510
<
Round 9,432 to the nearest hundred
9,400
Ms. Falcone is thinking of a number that uses 10 base-ten blocks. Her number is between 4000 and 5000 and is a multiple of ten. What could Ms. Falcone's number be? How do you know?
Use a problem-solving strategy and show your work
4060, 4150, 4240, 4330, 4420, 4510, or 4600 (7 possibilities). Shown on the board