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Part 1
Adding and subtracting within 100
1
Review: numbers within 20 and 100, lines, perimeter
Lessons 1–5
2
Review: equations, inverse problems; adding and subtracting
Lessons 6–10
3
Adding up to a round number and subtracting from a round number
Lessons 11–15
4
Adding and subtracting two-digit numbers; review
Lessons 16–20
5
Adding and subtracting with regrouping (25 + 6, 33 − 7, 43 − 7)
Lessons 21–25
6
Adding and subtracting two-digit numbers (28 + 14, 43 − 16)
Lessons 26–30
7
Column operations and properties of addition
Lessons 31–35
8
Subtracting a number from a sum and a sum from a number; problems
Lessons 36–40
9
Part 1 review and practical tasks
Lessons 41–43
Part 2
Numbers to 1000, length, time
10
Hundreds and three-digit numbers
Lessons 44–48
11
Comparing and adding three-digit numbers
Lessons 49–53
12
Subtracting three-digit numbers
Lessons 54–58
13
Problems, review and measures of length
Lessons 59–63
14
Millimetres, perimeter, and how addition and subtraction are linked
Lessons 64–68
15
Equations, inverse operations and the clock
Lessons 69–73
16
Calculating with time, review and logic puzzles
Lessons 74–77
Part 3
Geometry, multiplication and division
17
Lines, angles, rectangles and squares
Lessons 78–82
18
Drawing right angles, sides, and the idea of area
Lessons 83–87
19
Units of area, review and the idea of multiplication
Lessons 88–92
20
Parts of multiplication, the swap property, multiplying by 1 and 2
Lessons 93–97
21
Multiplying and dividing by 2, even and odd numbers
Lessons 98–102
22
Multiplying by 3, 4 and 5; dividing by 3 and 4
Lessons 103–107
23
Dividing by 5, making numbers several times bigger or smaller, multiplying by 6
Lessons 108–112
24
Multiplying and dividing by 6, 7 and 8
Lessons 113–117
25
Multiplying and dividing by 9, the multiplication table, divisors and multiples
Lessons 118–122
26
Word problems, review and logic puzzles
Lessons 123–125
Part 4
Properties of operations, thousand, shapes
27
Properties of multiplication, zero and one
Lessons 126–130
28
Order of operations
Lessons 131–135
29
Equations, problems and multiplying by 10
Lessons 136–140
30
10, 100 and 1000; the kilometre; multiplying round numbers
Lessons 141–145
31
Dividing round numbers and the distributive property
Lessons 146–150
32
Multiplying two-digit numbers, solid shapes and the circle
Lessons 151–155
33
The circle and disc; year review
Lessons 156–160
34
End of year: review and logic puzzles
Lessons 161–162
☰ Contents · Mathematics
Grade 2
›
Mathematics
›
Week 17
Lines, angles, rectangles and squares
Lessons 78–82 · 5 lessons · I.V. Repyova, Y.V. Zemlina. Mathematics Grade 2, Parts 1–4. Novda Edutainment, 2023
Lesson 78
Lesson 79
Lesson 80
Lesson 81
Lesson 82
Quiz
8
Homework
5
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