Subtract Tens from 3 Digits Homework Extension provides additional questions which can be used as homework or an in-class extension for the Year 3 Subtract Tens from 3-Digits Resource Pack. These are differentiated for Developing, Expected and Greater Depth.
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This pack includes:
Mathematics Year 3: (3C1) Add and subtract numbers mentally, including three-digit number and ones three-digit number and tens three-digit number and hundreds
Mathematics Year 3: (3C2) Add and subtract numbers with up to three digits, using formal written methods of columnar addition and subtraction
Mathematics Year 3: (3C3) Estimate the answer to a calculation and use inverse operations to check answers
Mathematics Year 3: (3C4) Solve problems, including missing number problems, using number facts, place value, and more complex addition and subtraction
Differentiation:
Questions 1, 4 and 7 (Varied Fluency)
Developing Circle the correct answer to the subtraction calculation. Includes subtracting multiples of ten, up to 90, from a 3digit number, includes exchanging. Using Base 10 and numerals only. Scaffolding provided using Base 10 where an exchange takes place.
Expected Circle the correct answer to the subtraction calculation. Includes subtracting multiples of ten, up to 90, from a 3-digit number, includes exchanging. Using place value counters and grids and numerals. Some scaffolding provided using place value counters and column format where an exchange takes place.
Greater Depth Circle the correct answer to the subtraction calculation. Includes subtracting two multiples of ten, up to 90, from a 3-digit number, includes exchanging. Using numerals, words and a variety of representations.
Questions 2, 5 and 8 (Varied Fluency)
Developing Match the subtraction calculations to their answers. Includes calculations as outlined in Question 1.
Expected Match the subtraction calculations to their answers. Includes subtracting multiples of ten, up to 90, from a 3-digit number, includes exchanging. Includes numerals and number lines.
Greater Depth Match the subtraction calculations to their answers. Includes subtracting two multiples of ten, up to 90, from a 3-digit number, includes exchanging. Using numerals, words and part-whole models.
Questions 3, 6 and 9 (Reasoning and Problem Solving)
Developing Prove which calculation is the odd one out. Includes subtracting multiples of ten, up to 90, Base 10 and numerals only.
Expected Prove which calculation is the odd one out. Includes subtracting multiples of ten, up to 90, from a 3-digit number, includes exchanging. Includes place value grids, counters and numerals.
Greater Depth Prove which calculation is the odd one out. Includes subtracting two multiples of ten, up to 90, from a 3-digit number, includes exchanging. Using numerals and words.
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