Grade 1 Mathematics Weeks 27–28: Independent Workbook
Solve independently after teacher modeling. Show a drawing or equation. Keep completed work private.
Week 27: Missing numbers and equations
Day 131: Missing numbers and equations
Solve each question. For one answer, draw a model or explain your strategy.
1. 17 + ___ = 27
2. 18 + ___ = 26
3. 15 + ___ = 24
4. 16 + ___ = 26
Day 132: Missing numbers and equations
Solve each question. For one answer, draw a model or explain your strategy.
1. 18 + ___ = 26
2. 15 + ___ = 24
3. 16 + ___ = 26
4. 17 + ___ = 25
Day 133: Missing numbers and equations
Solve each question. For one answer, draw a model or explain your strategy.
1. 15 + ___ = 24
2. 16 + ___ = 26
3. 17 + ___ = 25
4. 18 + ___ = 27
Day 134: Missing numbers and equations
Solve each question. For one answer, draw a model or explain your strategy.
1. 16 + ___ = 26
2. 17 + ___ = 25
3. 18 + ___ = 27
4. 15 + ___ = 25
Day 135: Missing numbers and equations
Solve each question. For one answer, draw a model or explain your strategy.
1. 17 + ___ = 25
2. 18 + ___ = 27
3. 15 + ___ = 25
4. 16 + ___ = 24
Week 28: Addition and subtraction word problems
Day 136: Addition and subtraction word problems
Solve each question. For one answer, draw a model or explain your strategy.
1. 21 – 9 = ___
2. 22 – 7 = ___
3. 19 – 8 = ___
4. 20 – 9 = ___
Day 137: Addition and subtraction word problems
Solve each question. For one answer, draw a model or explain your strategy.
1. 22 – 7 = ___
2. 19 – 8 = ___
3. 20 – 9 = ___
4. 21 – 7 = ___
Day 138: Addition and subtraction word problems
Solve each question. For one answer, draw a model or explain your strategy.
1. 19 – 8 = ___
2. 20 – 9 = ___
3. 21 – 7 = ___
4. 22 – 8 = ___
Day 139: Addition and subtraction word problems
Solve each question. For one answer, draw a model or explain your strategy.
1. 20 – 9 = ___
2. 21 – 7 = ___
3. 22 – 8 = ___
4. 19 – 9 = ___
Day 140: Addition and subtraction word problems
Solve each question. For one answer, draw a model or explain your strategy.
1. 21 – 7 = ___
2. 22 – 8 = ___
3. 19 – 9 = ___
4. 20 – 7 = ___