Grade 3 Mathematics — Term 1, Week 5

5 day-plan(s) · WeLearn Math

Grade 3 Mathematics · Term 1, Week 5 · 60 minutes

Objectives	Students will be able to: (1) read and write numbers to 10 000; (2) identify place value; (3) compare and order.
Materials	Place value charts, number cards, dice.
Key vocabulary	thousands, hundreds, tens, ones, expanded form
Engage (starter)	(10 min) "What is the largest 4-digit number? 9999! Today we go to 10 000."
Develop (main)	(35 min) 1. Use charts to model numbers. 2. Write in words and expanded form. 3. Compare numbers using >, <, =. 4. Order a set of numbers. 5. Worksheet.
Plenary (close)	(10 min) Quick quiz: "Write 4 056 in expanded form."
Assessment	Accuracy; correct use of symbols.
Teacher notes	Foundation for larger numbers.

Grade 3 Mathematics · Term 1, Week 5 · 60 minutes

Objectives	Students will be able to: (1) add 4-digit numbers with regrouping; (2) estimate sums; (3) solve multi-step word problems.
Materials	Whiteboards, place value blocks, word problem cards.
Key vocabulary	addend, sum, regroup, estimate
Engage (starter)	(10 min) Mental warm-up: "3245 + 1000?"
Develop (main)	(35 min) 1. Model on board. 2. Estimate first, then add. 3. Guided practice. 4. Partner word problems. 5. Independent worksheet.
Plenary (close)	(10 min) Check answers; discuss common errors.
Assessment	Correct addition and estimation.
Teacher notes	Keep checking place value alignment.

Grade 3 Mathematics · Term 1, Week 5 · 60 minutes

Objectives	Students will be able to: (1) subtract 4-digit numbers with borrowing; (2) check with addition; (3) solve problems.
Materials	Place value blocks, subtraction mats, worksheets.
Key vocabulary	minuend, subtrahend, difference, borrow
Engage (starter)	(10 min) "If I have 5000 and spend 2375, how much left? Let's find out."
Develop (main)	(35 min) 1. Model with blocks. 2. Practice on whiteboards. 3. Check answers with addition. 4. Word problems. 5. Independent drill.
Plenary (close)	(10 min) "Borrowing" chant: "If the top is smaller, borrow from the neighbour!"
Assessment	Accuracy; correct use of borrowing.
Teacher notes	Reinforce across zeros.

Grade 3 Mathematics · Term 1, Week 5 · 60 minutes

Objectives	Students will be able to: (1) multiply a 2-digit number by 1-digit using expanded form; (2) connect to area model; (3) solve problems.
Materials	Base-ten blocks, grid paper, area model templates.
Key vocabulary	product, factor, expanded, partial product
Engage (starter)	(10 min) "24 x 3 - we can split 24 into 20 and 4, multiply each, then add."
Develop (main)	(35 min) 1. Model 24 x 3 = (20 x 3) + (4 x 3). 2. Draw area model. 3. Practice with whiteboards. 4. Word problems. 5. Worksheet.
Plenary (close)	(10 min) Exit ticket: solve 35 x 4.
Assessment	Correct use of expanded method.
Teacher notes	Builds to standard algorithm.

Grade 3 Mathematics · Term 1, Week 5 · 60 minutes

Objectives	Students will be able to: (1) divide 2-digit numbers by 1-digit using equal sharing; (2) find remainders; (3) write division sentences.
Materials	Counters, division mats, worksheets.
Key vocabulary	dividend, divisor, quotient, remainder
Engage (starter)	(10 min) "Share 75 sweets among 4 friends. How many each? Any left?"
Develop (main)	(35 min) 1. Model with counters. 2. Record as 75 / 4 = 18 R3. 3. Practice with partners. 4. Word problems. 5. Worksheet.
Plenary (close)	(10 min) Remainder check: "If remainder is bigger than divisor, it's wrong!"
Assessment	Correct quotients and remainders.
Teacher notes	Reinforce multiplication link.